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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. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA






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






3. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems






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






5. A blood clot that is formed within a blood vessel






6. A mature ovary






7. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to






8. Related to the sense of smell






9. The basal branch of each spinal nerve; carries motor neurons






10. An enzyme that acts upon sucrose






11. The posterior part of the brain that controls the rate of breathing and other autonomic functions






12. An underground stem






13. An offspring that is heterozygous for one or more gene pairs






14. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")






15. The ourter part of the adrenal gland that secretes many hormones - including cortisone and aldosterone






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






17. The coiled part of the sperm duct - adjacent to the testes in mammals






18. The first filial generation (first offspring)






19. The liquid part of blood






20. A flowering plant; a plant of the class Angiospermae that produces seeds enclosed in an ovary and is characterized by the possession of fruits and flowers






21. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism






22. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin






23. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections






24. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end






25. The tenth cranial nerve that innervates digestive organs - heart and other areas






26. The law by which genes on different chromosomes are inherited independently of each other






27. Adrenaline






28. An air-conducting tube






29. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough






30. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft






31. A body fluid that flows in its own circulatory fluid in lymphatic vessels separate from blood circulation






32. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules






33. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)






34. A specialized structure that controls osmotic pressure by removing water from the cell






35. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA






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






37. The outer - transparent layer of the eye






38. The solid ball of cells the results from cleavage of an egg; a solid blastula that precedes the blastula stage






39. All the members of a given species inhabiting a certain locale






40. The genetic makeup of an organism without regard to physical appearance






41. A mutation involving the addition or loss of nucleotides






42. A type of nuclear division that is characterized by complex chromosomal movement and the exact duplication of chromosomes; occurs in somatic cells






43. A fat or oil






44. A type of anaerobic respiration found in fungi - bacteria and human muscle cells






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






46. An association between an algae and a fungus that is symbiotic and mutualistic in nature






47. Any movement or growth of a living organism in response to the force of gravity






48. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis






49. A class of arthropods that includes scorpions - spiders - mites and ticks






50. 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