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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 animal phylum in which all members have a notochord - dorsal nerve cord and pharyngeal gill slits at some embryonic stage; includes the Cephalochordata and the Vertebrates






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






3. Any organism that is the victim of a parasite






4. The intake of food from the environment into the alimentary canal






5. A dark-staining small body within the nucleus; composed of RNA






6. Semen






7. The intake of fluid droplets into a cell






8. A mass of cells that have similar structures and perform similar functions






9. A jellyfish






10. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions






11. A cell resulting from the fusion of gametes






12. Any chromosome that is not a sex chromosome






13. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds






14. In mitosis of higher plants - the structure that forms between the divided nuclei of the two daughter cells and eventually becomes the cell wall






15. An organ that stores urine temporarily before it is excreted






16. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient






17. A bundle of nerve axons






18. The kind of bond formed when two amino acid units are jointed end to end






19. xylem that is no longer being used






20. The first filial generation (first offspring)






21. A resistance to disease produced through the injection of antibodies






22. An organic molecule consisting of joined phosphate - 5-carbon sugar (deoxyribose or ribose) - and a purine or a pyrimidine (adenine - guanine - uracil - thymine or cytosine)






23. The innermost embryonic germ layer that gives rise to the lining of the alimentary canal and to the digestive and respiratory organs






24. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids






25. Technology that allows for manipulation of genetic material






26. Refers to protective covering






27. The vascular tissue of a plant that transports organic materials (photosynthetic products) from the leaves to other parts of the plant






28. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron






29. Any cell that is not a reproductive cell






30. The recycling of carbon from decaying organisms for use in future generations






31. A remnant of follicle after ovulation that secretes the hormone progesterone






32. A ductless gland in upper chest region concerned with immunity and the maturation of lymphocytes






33. The womb in which the fetus develops






34. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell






35. A muscular valve regulating the flow of food from the stomach to the small intestine






36. A marine arthropod - now extinct - that lived during the Paleozoic era






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






38. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen






39. The part of the body of an animal that is between the neck or head and the abdomen






40. The organelle that provides mechanical support and carries out motility functions for the cell






41. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside






42. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male






43. A mitotic stage in which nuclei reform and nuclear membrane reappears






44. A cell that divides to form the polar body and the secondary oocyte






45. A reproductive cell






46. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients






47. The science of classification of living things






48. A hoofed animal






49. The outer layer of cerebral hemispheres in the forebrain - consisting of gray matter






50. A flexible - supportive rod running longitudinally through the dorsum ventral to the nerve cord; found in lower chordates and in the embryos of vertebrates







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Can you answer 50 questions in 15 minutes?


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