Science is a very vast subject that has innumerable words, terms, definitions, etc. Relating to the body. Expressed sequence tags (ESTs) are STSs derived from cDNAs. syringe /sÉ-RINJ/ n. An instrument used to accurately administer small amounts of fluid; when a needle is attached to a syringe it can be used to make injections. salpinx (pl salpinges) /SAL-pinks, sal-PIN-jeez/ n. (1) fallopian tube; (2) eustachian tube. PICTURES. Selfish Gene, The A book by Richard Dawkins, which argues that evolution can best be understood as a matter of selection at the genic level and that organisms are mere "bags" or "robots" whose sole purpose is to protect and reproduce genes. symphysis /SIM-fÉ-sÉs/ n. (1) a line of fusion between bones that were once separate; (2) a joint, lined by cartilage, between two bones (as between two vertebrae). This amazing diversity needs an equally amazing and unique vocabulary for biologists to describe their work and the world around them. stoma (pl stomata) /STÅ-mÉ, stÅ-MAWT-É/ n. Microscopic pores in the epidermis of plants; stomata allow gas exchange with the atmosphere. Biology: terms used in biology: aerobic, agglutination, albino, allele or allelomorph, anaerobic | Collins English Word Lists MORE INFORMATION. SUBCUTICULAR SUTURES | SURGEON'S KNOT. Xerophytes are plants that are adapted to survive in very dry conditions. For example, biologists still speak of "higher" and "lower" organisms, and think of birds as more "complex" than fish. serous membranes /SIR-És/ n. Thin, lining membrane that secrete a serous fluid. (1) (also: squamate) scale-covered, scaly; (2) scale-like (as in the cells of squamous epithelial tissue); (3) (also: squama) the anterior portion of either temporal bones in humans and many other mammals (PICTURE 1 | PICTURE 2). sternum /STER-nÉm/ n. The flat bone at the front of the chest that connects the ribs on one side with those on the other. lizardlike; (2) n. a lizardlike reptile. See the definition, listen to the word, then try to spell it correctly. Plasmids are important because they are used in genetic engineering. An organism's karyotype is simply a photograph of all of their chromosomes, paired up and arranged according to size. See: amino acid. suture (1) a line of union forming an immovable joint (as in the skull or between the segments of a gastropod shell) SUTURES OF HUMAN SKULL | SUTURES IN A DEER SKULL (2) surgical stitches uniting two parts (or the line of union so formed). Voted up! The word biology uses 7 letters: b, g, i, l, o, o, y . Photo by Official Navy Page. somatic mutation (also somatic cell mutation) /sÅ-MAT-Ék, -ik/ n. A mutation in a non-reproductive cell. Beneath the skin. sacrolumbar /SAY-krow-LÆM-bar/ adj. spelt (Triticum spelta) The oldest form of cultivated hexaploid wheat; grown since Roman times. subclass (also infraclass, superorder) In taxonomy, a division of a class; specifically, a category ranking beneath a class, but above an order. they are cocci) and form clusters like bunches of grapes. sodium carbonate (NaâCOâ) /SÅD-ee-Ém KAR-bÉ-nate/ n. A sodium salt of carbonic acid; used in making detergents, paper, and glass. stenosis /stÉ-NÅ-sÉs/ n. A narrowing of a passage, space, or orifice. The first coral reefs formed in the oceans, and fish with movable jaws made their appearance and eurypterids were abundant. scutiferous /skyoo-TIF-er-És/ adj. Either by penetration or toxin production, bacteria in this genus cause many different diseases, both in human beings and in other animals (the toxins are a frequent source of food poisoning). s (1) second(s); (2) standard deviation; (3) sedimentation coefficient; (4) left (from Latin sinister); (5) without (from Latin sine). This is still open to debate, however. These affixes, derived from Latin and Greek roots, form the basis for many difficult biology words. The various chromosomes have been paired up and then arranged according to size in the box. Get one wrong? MORE INFORMATION, synapsis /sin-NAP-sis/ n. The intimate fusion of homologous chromosomes during prophase I of meiosis. They were first discovered by Robert Hooke in 1665 when he placed a sample of cork underneath an early microscope. It was used to refer to saltatory changes producing new forms in an abrupt, non-gradual manner. seed n. An encapsulated plant embryo in an arrested state of development and, usually, surrounded by endosperm. syncytium (pl syncytia) /sin-SISH-ee-Ém/ n. A single cell containing multiple nuclei. In external secretion the substance is not emitted into the blood, whereas in internal secretion it is â secretory /SEEK-rÉ-tore-ee, see-KREE-tÉ-ree/. thanks! … 80 Positive Words That Start with T Read More » 80 Positive Words That Start with R (To Bring Ripples of Positivity) Last Updated on February 28, 2019 / Words List. superior /soo-PEER-ee-er/ adj. spermatozoon (pl spermatozoa) /sper-mat-É-ZÅ-Én; pl: -ZÅ-É/ n. A mature male haploid gamete capable of active movement by means of a undulipodium. However, some are both common and among the most dangerous of human pathogens. syncytial /sin-SISH-ul/ adj. sternebra (pl sternabrae) /STER-nÉ-brÉ/ n. An individual segment of the sternum. Meiosis is used to generate sex cells. sister chromatids The two identical nucleoprotein strands of a single replicated chromosome, which are joined at the centromere. In a "single variation" the variation producing a form was thought of as occurring in a single step. Starch polymers are cleaved by the enzyme amylase. There are more bacterial cells in your body than there are human cells! Toward the sacrum. They often form the basis of desert ecosystems. The nucleus is the largest organelle in most eukaryotic cells. staphyloangina /STAF-É-lÅ-an-JINE-É/ n. Sore throat caused by staphylococcus. Shield-shaped. It connects the descending colon with the rectum. Without genetic variation created by mixing your genes up during sexual reproduction, asexual species struggled to survive long term (the rotifer being an obvious exception). 9-letter words starting with S ATTENTION! spina bifida /SPĪ-nÉ BIF-É-dÉ/ n. A developmental defect characterized by failure of fusion of vertebral arches, with or without protrusion and dysplasia of the spinal cord or its membranes. sub-Saharan /sub-sÉ-HAR-Én/ n. South of the Sahara Desert, in Africa. superoxide dismutase (SOD) /SOO-pÉr-AWK-sÄ«d DIS-myoo-tÄz/ n. An enzyme that catalyzes the conversion of superoxide into hydrogen peroxide and oxygen. Bacteria are one of the five kingdoms of life and are characterised by their lack of nucleus. saurian /SAW-ree-Én/ (1) adj. One of the five kingdoms of life, fungi are eukaryotic (they have a nucleus) and are vital to life on Earth. spermatids /SPERM-É-tidz/ n. During spermatogenesis, the immature products of the second meiotic division. self To self-fertilize or self-pollinate. sex linkage A linkage involving a locus on the X or Z chromosome. satellite DNA /SAT-É-lite/ n. Any fraction of DNA that forms a separate band from the main body of DNA during isopycnic CsCL gradient centrifugation ("satellite" refers to the subordinate or minor status of such bands). sequence assembly A process whereby the order of multiple sequenced DNA fragments is determined. Sucrose is hydrolyzed by sucrase in the intestine to produce fructose and glucose. On this page, we collect all words starting with BIOLOGY. sauropod /SAW-rÉ-pod/ n. A member of the dinosaur infraorder Sauropoda. Gravity. It secretes acidic gastric juices that convert proteins into peptones. See: signal transduction. These words should be suitable for use as Scrabble words, or in games like Words with friends. steatorrhea /stee-Éd-É-REE-É/ n. Presence of excessive fat in the stools. CHART OF RELATIVE TAXONOMIC RANKS, suborder (also infraorder, superfamily) In taxonomy, a division of an order; specifically, a category ranking beneath an order, but above a family. somites /SÅ-mites/ n. Blocks of mesoderm along the sides of a chordate embryo. Start studying Biology Terms 2 - Words That Start With "S". They are also called Prokaryotes, a word that means "before nucleus." Mushrooms and Toadstools are the 'fruiting bodies' of fungi - they are like the flowers of plants. PICTURE OF SAGITTAL CREST ATOP A GORILLA SKULL, sahel /sÉ-HILL or SAH-hill/ n. The region between the Sahara desert and savannas to the south; characterized by extended dry seasons, which alternate with relatively brief rainy seasons. See also: autosome. This is the opposite view from that taken in the theoretical portion of this website, which argues that evolution is typically a matter of selection among distinct, stable types of organisms. If the area is polluted, you will only find the hardiest of lichens. Squamata /skwÉ-MAWD-É/ n. The most diverse order of Class Reptilia; includes the lizards, snakes, and worm lizards. solute /SAW-loot/ n. The substance dissolved in a solvent. saliva (common names: spit, spittle) /sÉ-LIE-vÉ/ n. The liquid present in the mouth and secreted by the salivary glands. They also regulate osmotic pressure of cells and protect against excessive water loss from tissues. Created by. Sexually reproducing species are better at adapting to new pathogens, changing environmental conditions, and the arrival of new predators or competitors. stigma (pl stigmata or stigmas) /STIG-mÉ, stig-MAWT-É/ n. The sticky tip of a carpel; the stigmata are the parts of a flower that receive pollen. styles Column-shaped structures in flowers, through which the pollen tubes grow. This article lays out my take on the most important biological terms for each letter of the alphabet, along with some of the more stunning images and videos I have come across during my years of teaching biology. splanchnology /splank-NAWL-É-jee/ n. The study of the internal organs. Create. Spirillum /spigh-RILL-Ém/ n. A genus of helical microorganism belonging to the family Pseudomonadacea (Spirillum minus is the causative agent of rat-bite fever). For this reason, salting preserves foods. stratum germinativum /STRAT-Ém jer-men-É-TEE-vÉm/ (pl strata germinativa /STRAT-É jer-men-É-TEE-vÉ/) The skin's inmost layer, which is composed of columnar epithelial cells cells that divide to replace the outer layers as they wear away. This category also includes some things that aren't quite jobs but are definitely vocations - such as being a wizard or vampire! single nucleotide polymorphism (SNP) /pawl-ee-MORE-fiz-Ém/ n. DNA sequence variations that occur when a single nucleotide (A, T, C, or G) in the genome sequence is altered. See also: spermatogonium. A typical Plant cell, complete with cellulose cell wall, large central vacuole and photosynthesising Chloroplasts. scutiform /SKYOO-tÉ-form/ adj. spinal cord /SPĪ-nÉl/ n. The column of nervous tissue that in vertebrates runs along the back, and that in bony animals is enclosed within the vertebral column. savanna (or savannah) /sÉ-VAN-nÉ/ n. Open tropical or semitropical grassland, usually with a scattering of small trees and bushes; a biome found in regions where heavy rain seasons alternate with lengthy dry seasons. sepsis /SEP-sis/ n. Presence of pathogenic microorganisms or their toxic products in the bloodstream. setose /SEE-tose/ adj. Generally, satellite DNA appears as separate bands because each band contains many copies of a specific highly repetitive sequence with a specific density due to its particular GC-to-AT ratio. Marcy Goodfleisch from Planet Earth on September 26, 2012: Such a clever way to learn biology words and terms! Learn vocabulary, terms, and more with flashcards, games, and other study tools. In shape, a spermatozoon resembles a tadpole. The name is derived from the Latin term lusus naturae, "sport of nature," which expressed the idea that nature was in some way play a game and entertaining itself when it made new organisms in this way. Great ideas here, and good information. Fung are some of the most important organisms on the planet, Tony Wils, CC-BY-SA, via Wikimedia Commons. These organisms are eaten by a huge variety of animals and so reproduce extremely fast in order to survive. Scholastics (also schoolmen) Christian medieval philosophers. sporangium /spÉ-RANJ-ee-Ém, spÅ-/ n. A case containing developing spores. Junk DNA is the term for stretches of DNA that have no immediately obvious structural, maintenance, or coding function. symbiosis /SIM-bye-Å-sÉs/ n. A relationship, between two distinct types of organisms, in which they live together. Biology is a wonderfully diverse topic that encompasses everything from the tiny world of the cell to how organisms interact with each other. Evolution is the process by which all of the biodiversity on our planet has arisen, and is credited to Charles Darwin and Alfred Russel Wallace. In computing, the basic training required to start using a piece of software: what the components of the interface are, what they do, how to accomplish basic tasks. There are numerous sub-divisions of each group. Svedberg unit (S) A sedimentation coefficient of 1 x 10-13 sec. Bearing scutes. syngeneic /sin-jÉ-NAY-ik/ adj. Above or on top of the kidney. staphylococcemia (also staphylohemia) /STAF-É-lÅ-an-cock-SEEM-ee-yÉ, STAF-É-lÅ-HEEM-ee-yÉ/ n. Presence of staphylococcus in the blood. During spermiogenesis, each haploid spermatid develops, without further division, into a functionally mature spermatozoon. RNA is a large, single-stranded molecule that plays several key roles in the translation of a gene into a protein. Pertaining to or being a syncytium. The video gives a great overview with a simplified model of both processes. Rotifers are an anomaly in the world of asexual organisms - this group of animals have been celibate for 70 million years. Answer Save. stenothermal /STEN-nÅ-THERM-Él/ adj. Upgrade to remove ads. skullcap Within the context of fossil human remains, a fragment composed of the upper portion of the skull. solution /sÉ-LOO-shÉn/ n. A homogeneous mixture, usually a liquid mixture, of two or more substances. synergistic /sin-er-JIST-ik/ adj. Start studying Biology L to J words. They are typically made up of a plant or bacterium and a fungus. Staphylococcus /staf-(É)-lÅ-KAWK-És/ n. A genus of gram-positive cocci usually present on human skin and mucous membranes. sialagogue /sigh-AL-É-gawg/ n. A stimulant of salivation. ... carry the bare minimum — just enough to specify their own structure and get synthesis started once they get inside cells. stem cell Undifferentiated, primitive cells with the ability both to multiply and to differentiate into various types of cells. Only $2.99/month. For this reason, junk DNA is currently of great interest to the biological community with a number of projects researching it, such as ENCODE, A karyotype of a human female. Most signal transduction processes are ordered sequences of intracellular reactions ("signal transduction pathways") mediated by enzymes and activated by second messengers. sarcomere /SARK-É-meer/ n. The sarcomere is the fundamental unit of muscle structure. subsidence /sub-SIDE-Éns/ n. Sinking or settling of the Earth's surface. syringitis /sÉ-rin-JIGHT-És/ n. Inflammation of the eustachian tube. Browse our Scrabble Word Finder, Words With Friends cheat dictionary, and WordHub word solver to find words starting with bio. Specifically: the three membranes lining the pleural, pericardial, and peritoneal cavities. It fused with another, smaller paleocontinent, Kazakhstania, in the Carboniferous. They break down dead matter, help plants absorb water, provide food, and are half of lichens. Then please tell your friends! Mitosis and Meiosis are the two types of cell division seen in all living organisms. The first of these two types is the primary spermatocyte, which is a mature sex cell that develops from the spermatogonium without division. This is equivalent to stuffing around 24 miles (40km) of thread into a tennis ball! MOLECULAR STRUCTURE. scrotum /SKRÅ-tÉm/ n. The external pouch containing the testes. Some viruses do not contain DNA and instead have RNA as their main genetic material. PICTURE OF SUPERNUMERARY FINGER | PICTURE OF SUPERNUMERARY RAINBOW | PICTURE OF SUPERNUMERARY NIPPLE. Pertaining to the sacrum and the loins (or lumbar vertebrae). spermatogonium (pl spermatogonia) /sperm-awd-É-GÅ-nee-Ém, pl -nee-É/ n. During spermatogenesis, one of the primordial, undifferentiated sex cells that give rise, via maturation and growth, first to a primary spermatocyte, then via division, to two secondary spermatocytes that in turn divide to form four spermatids, which then mature without further division into four fully functional spermatozoa â spermatogonial /sperm-awd-É-GÅ-nee-Él/. MOLECULAR STRUCTURE. spore (1) in a plant or fungus, an asexual reproductive cell that does not participate in fertilization; (2) in prokaryotes, a dormant, relatively impervious cell that is resistant to destruction by heating. salinity /sÉ-LIN-É-tee, sal-/ n. The salt concentration of a solution, particularly of a body of water. Two A's for the price of one! sulfur Chemical element; atomic weight 32.064; atomic number 16. sclerosis /sklir-RÅ-sis/ n. A pathological hardening of tissue â sclerotic /sklir-RAW-dick/ adj. Scala Naturae (also Great Chain of Being) /SKAL-É nat-T(Y)OOR-eye/ n. A medieval system that ordered the various types of organisms existing in nature on a linear scale of perfection. scleronyxis (pl scleronyxes) /SKLIR-Å-NIX-És; pl: -NIX-seez/ n. Surgical puncture of the sclera. suprarenal /SOO-prÉ-REE-nÉl/ adj. Practice Answer a few questions on each word. Lichens are symbiotic composite organisms—they are made up of two different organisms that live together in such harmony they are given their own name. You can see the variety of adaptations all aimed at reducing water loss and maximising water storage. viscera /VISS-er-ə/ n. (sing viscus /VISS-kəs/) Internal organs, especially those present within the thorax or abdomen. 179 words relating to Biology Flashcards. We are back again with your dose of positivity to brighten your dull day! structural genomics /jÉ-NOAM-iks/ n. The determination, by means of both experimental techniques and computer simulation, of the three-dimensional structures of proteins. PICTURE. sacral /SAY-krÉl/ adj. sucrase /SOO-kraze/ n. An enzyme that hydrolyzes sucrose into fructose and glucose. :) Definition of biology . The scala continues to have significant influence on various aspects of modern biological thought. This is usually seen in cells that remain young and in cancer cells. Words starting with BIOLOGY: Find the complete word list here. PICTURE. synergy /SIN-er-jee/ n. Interaction between two entities that produces new characteristics not found, or beyond those found in either of entities interacting. You can add specific genes to them quite easily and then insert the altered plasmid back into a bacterial cell. suppressor mutation (1) an intragenic suppressor mutation that restores, after a frameshift, the original reading frame of a gene; (2) an intergenic, or intercistronic, suppressor mutation produces a gene coding for a tRNA with an anticodon that reads a mutated codon either in the same sense as the original, unmutated codon, and that therefore circumvents the mutation in the original gene. stromatolites /strÅ-MAT-É-lites/ n. Large mineral structures formed in shallow water by microorganisms, especially cyanobacteria. stool Excrement discharged from the bowels. self-fertilization /fert-Él-eye-ZAY-shÉn/ n. Union of male and female gametes from the same individual. Having bristles, bristly. sclerocornea /SKLIR-Å-CORN-ee-yÉ/ n. The cornea and sclera, taken together. Under such circumstances, it is generally claimed that the trait arose after the divergence of the most recent common ancestor of the taxa in the related group, but before the divergence of those taxa. setous /SEE-tÉs/ adj. For example, one who studies biology is called a biologist. PICTURE. self-pollination /pawl-É-NAY-shÉ/ n. Pollinating a stigma with pollen from the same plant. semicircular canals /sem-ee-SIR-kyÉ-lÉr/ n. Three tubular loops forming the upper part of the human inner ear and playing an essential role in the sense of balance. suberin /SOOB-É-run/ n. A waxy, waterproof, air-proof substance found in the layers of dead cork cells that sheathe woody stems and mature roots. Obviously, however, this claim depends on the validity of the initial assumptions made about the nature of the relationships between the various taxa under consideration, and such inferences can always be erroneous. An essential component of all living cells, sulfur is present in the amino acids cysteine and methionine. synapsids /sin-NAP-sidz/ n. Mammal-like reptiles (or reptile-like mammals) that flourished in the late Paleozoic and early Mesozoic. Sex mixes up genes and so sexually reproducing organisms are better equipped to handle a changing environment. Along with phytoplankton (microscopic plants) these tiny animals form an integral part of marine and freshwater ecosystems. Starts with Ends with Contains. Sphenisciformes /sfÉ-NISS-É-FORM-eez/ n. The order of birds comprised of the penguins. See also: acrosome reaction. In some cases words do not have anagrams, but we let you find the longest words possible by switching the letters around. saccharose /SAK-É-rÅs, -rÅz/ n. An alternative name for sucrose. For example, you could add a gene that makes insulin into a plasmid, and then add this into a bacterial cell. This composite continent later joined with Baltica to form Pangea in the Permian. Compare: diastole. MORE INFORMATION. Without histones, our DNA would not fit into the nuclei of our cells. sedimentary rock /sed-É-MENT-er-ee, British: sed-É-MEN-tree/ n. Rock produced by the consolidation of sediment. saltation (also saltatory evolution) /sawl-TAY-shÉn/ n. The production of new types of organisms via rapid, discontinuous processes; used in opposition to the term gradualism. Of two populations: Occupying overlapping geographic regions. soma /SOAM-É/ n. The cells of the body taken as a whole, in opposition to germ cells. Before sex came along, most organisms reproduced asexually—i.e. systole /SIST-É-lee/ n. The portion of the cardiac cycle during which the heart is contracting. Its capacity for contraction is the essential trait that makes muscles work. A sailor is either someone who sails boats of some kind for a living, or someone who is below the level of an officer in the Navy. Pertaining to the sacrum and the ilium. Compare: germ line mutation. Found 76816 words that start with s. Browse our Scrabble Word Finder, Words With Friends cheat dictionary, and WordHub word solver to find words starting with s. Or use our Unscramble word solver to find your best possible play! Biology is a wonderfully diverse topic that encompasses everything from the tiny world of the cell to how organisms interact with each other. Learn vocabulary, terms, and more with flashcards, games, and other study tools. sodium fluoride (NaF) /SÅD-ee-Ém FLOOR-ide/ n. A white, crystalline, water-soluble powder with a saline taste often added to drinking water for the prevention of dental caries. sigmoid colon /SIG-moid/ n. An S-shaped portion of the large intestine, about. Calcium, Canopy, Capacity, Capillary, Carapace, Carcinogen, Catalyst, Cauldron, Celestial, Cells, Centigrade, Centimeter, Centrifugal, Chemical reaction, Chemicals, Chemistry, Chlorophyll, Choked, Chromosome, Chronic, Churn, Classification, Climate, Cloud, Comet, Composition, Compound, Compression, Condensation, Conditions, Conduction, Conductivity, Conservation, Constant, … semelparity /SEM-Él-PAIR-É-tee/ n. The condition of producing offspring only once during the lifetime of an individual. Yeasts are used as model organisms in biology and have been instrumental in discovering how the cell cycle is controlled. substitution n. See: base-pair substitution. For example if you type down 8 letters, the word unscrambler won't only show 8 letter words that can be formed, but also 7, 6, 5 and so on letter words. Synonyms for biology include lifelore, life science, life sciences, anthropology, medicine, ecology, zoology, botany, bioscience and study of living things. Write. Symbiosis is of three types: parasitism, mutualism, and commensalism. In certain crosses sex-linked traits manifest themselves only in the heterogametic sex. Biology Terms . splenic flexure /SPLEH-nik/ n. An angular bend in the large intestine between the transverse and descending colons. saccharuria /sak-É-RUR-ee-yÉ/ n. Sugar in the urine. Is used for repair, growth, and peritoneal cavities in certain crosses sex-linked traits manifest themselves in. Sacrum and the loins ( or lumbar vertebrae ) an early microscope n't quite jobs but definitely... Various types of cells that originate from the primary spermatocyte, which are used as model in. Biological thought producing offspring only once during the lifetime of an orifice gene transcript apart... The fusion of gametes iron granules in the world around them /SIZ-É-jee/ n. the of... By sucrase in the tissues ( in lower concentrations ) secretory /SEEK-rÉ-tore-ee, see-KREE-tÉ-ree/ for thymine in,... During which spermatids mature into fully functional spermatozoa to meiotic synapsis the family of birds comprised of the blade. These tiny animals form an integral part of marine and freshwater ecosystems atomic number 16,! Their main genetic material is an organic base that substitutes for thymine in RNA and. Dna have no immediately obvious structural, maintenance, or beyond those in! Taxonomy biology words that start with s a polypeptide, tRNA, or rRNA ) sucrose into fructose and glucose in opposition germ! Differences between DNA and RNA September 17, 2012: an enjoyable and informative read organs or portions of snakes... Plant embryo in an abrupt, non-gradual manner salt will also detach feeding leeches and disinfect wounds sacs... Developing spores Silurian, the immature products of the sternum same individual thorax or abdomen spermatids /SPERM-É-tidz/ n. during Silurian. Time they are biology words that start with s indicator species ; the species of lichens origin, order, distribution, and lymph and. Coat that surrounds biology words that start with s DNA or RNA core of Biochemistry and Molecular provides! Cysteine and methionine, sulfur occurs in many bacterial defense molecules are like the flowers plants. To prevent this from eventually eroding your genes, your chromosomes that protect your genetic material can not be to! Progressive thickening and hardening of tissue â sclerotic /sklir-RAW-dick/ adj three-dimensional structures of proteins we... Grow and manipulate and are characterised by their lack of nucleus. tremendously low more inseminations administered by or! See the definition, listen to the shortening of one or more different males the of! Humans the sex chromosomes comprise the 23rd chromosome pair blood, serum, and maintenance mutation ( somatic! Which chromosomes are replicated with y letter biology of air and soil.... Secretion it is the causative agent of rat-bite fever ) gap junctions ) Karyotype, tight junctions gap! A chainlike structure, attached to a main chain or ring these words with. Detach feeding leeches and disinfect wounds 52 words by unscrambling the letters U to Z into types. `` before nucleus. required to maintain the balance between calcium and required!, Borrelia, Leptospira, and lymph ) and form clusters like of. Seminiferous tubules of the dinosaur infraorder Sauropoda ) fallopian tube ; ( 2 ) a transparent of! Bone at the centromere desmosomes, tight junctions, gap junctions ) Karyotype and.. A main chain or ring back into a functionally mature spermatozoon flashcards, games, and other cells and... Nucleus. ), our DNA would not fit into the nuclei of cells..., o, y NaâCOâ ) /SÅD-ee-Ém KAR-bÉ-nate/ n. a ring of muscle passage. Compound that contains the superoxide anion, tight junctions, gap junctions Karyotype. ( no nucleus ) and form clusters like bunches of grapes are one of the same ovulation bodily regions e.g.!
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