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Questions in biology

[Homework Help] If a person is not able to form new memories, this person's ______ is damaged. A. hippocampus B. amygdala C. cerebellum D. limbic system

[Homework Help] Imprinting in birds is an example of a(n) A. instruct. B. incentive. C. drive. D. need.

[Homework Help] In general, what kinds of molecules are enzymes? A. nucleic acids B. minerals C. proteins D. lipids E. carbohydrates

[Homework Help] Which of these is a density-independent factor? A. Food B. Fire C. Water D. Space

[Homework Help] You have a test question on the brain, and you think back to when your teacher was teaching about it, and then you remember. This would be an example of: A. acquisition. B. priming. C. interference. D. reasoning.

[Homework Help] What term includes all the biotic and abiotic factors in an area? A. ecosystem B. population C. community D. organ

[Homework Help] Huntington's Chorea is a disease that is caused by a dominant allele. What is the % chance of a child having this disease if both parents have the disease and are heterozygous? A. 25% B. 50% C. 100% D. 75%

[Homework Help] What is the result of the contraction of the arrector pili muscles? A. Sweating B. Nail growth C. Goosebumps D. Tanning

[Homework Help] The global average height for women is 5'4" and men is 5'9". 14.5% of American men are at least 6 feet tall, 1% of American women reach 6 feet. Which factors help to explain this? A. Girls start puberty at a younger age so have fewer years with GH and IGF B. Estrogen causes slow growth while testosterone causes rapid growth C. Estrogen stimulates the epiphyseal plate to close rapidly while testosterone stimulates it to close slowly D. Testosterone stimulates osteoblasts to work faster

[Homework Help] The \u0394G of ATP hydrolysis in a test tube under standard conditions is -7.3 kcal/mol. The \u0394G for the reaction A+B \u2192 C under the same conditions is +4.0 kcal/mol. How would the addition of an enzyme that catalyzes A+B \u2192 C most likely alter the coupled reactions? A. It would increase the rate of production of C and increase the overall \u0394G for the coupled reactions B. It would result in no change in the rate of production of C and decrease the overall \u0394G for the coupled reactions C. It would increase the rate of production of C and decrease the overall \u0394G for the coupled reactions D. It would result in no change in the overall \u0394G for the coupled reactions