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SAT Subject Test: Biology

Subjects : sat, science, biology
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An emulsifying agent secreted by the liver






2. Pertaining to a type of gland that releases its secretion through a duct






3. Occurs when certain traits are determined by genes on sex chromosomes






4. A plant that has two seed leaves or cotyledons






5. A stalklike or elongated body part - usually pointed at one end






6. The small granular body within the centrosome to which the spindle fibers attach






7. The portion of seed plant embryo above the cotyledon






8. A pyrimidine component of nucleic acids and nucleotides; pairs with adenine in DNA






9. A duct through which the urine passes from the bladder to the outside






10. A marine biome typical of the open seas






11. A compact linear organization of nerve tissues with ganglia in the CNS






12. An organism that obtains its nutrients from dead organisms






13. A reproductive cell that is capable of developing directly into an adult






14. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root






15. The intake of fluid droplets into a cell






16. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones






17. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions






18. Technology that allows for manipulation of genetic material






19. The sensory branch of each spinal nerve






20. The passive - rhythmical expansion or dilation of the cavities of the heart (atria or ventricles) that allows these organs to fill with blood; preceded and followed by systole (contraction)






21. The hormone secreted by the corpus luteum of vertebrates and the placenta of mammals; its function is to maintain the endometrium






22. An individual that is heterozygous for only one trait






23. A tract of nerve fibers connecting the two cerebral hemispheres






24. A fluid-filled sensory apparatus that aids balance and hearing






25. A form of asexual reproduction in which the egg develops in the absence of sperm






26. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac






27. A group of populations that can interbreed






28. The transfer of a piece of chromosome to another chromosome






29. Living - as in living organisms in the environment






30. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter






31. Pertaining to the head






32. A network of capillaries in the Bowman's capsules of the kidney






33. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP






34. Pertaining to a restricted locality; ecologically - occurring only in one particular region






35. The inner portion of the cytoplasm of a cell or the portion that surrounds the nucleus






36. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases






37. The creation of certain strains of specific traits through control of breeding






38. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis






39. The area of medulla that regulates the rate of breathing






40. Structures in the testes that produce sperm and semen






41. A behavioral or biological change that enables an organism to adjust to its environment






42. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species






43. A specialized structure that carries out particular functions for eukaryotic cells






44. In mammals - a flap of tissue above the glottis; it folds back over the glottis in swallowing to close the air passages of the lungs; contains elastic cartilage






45. The physical appearance or makeup of an individual - as opposed to its genetic makeup






46. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement






47. Nonliving - as in the physical environment






48. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin






49. The largest artery; carries blood from the left ventricle






50. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration







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