During Mendel’s lifetime, most people believed that
a. all genetic traits bred true.
b. only certain forms of domesticated plants and
animals bred true.
c. the characteristics of parents were blended in the
offspring.
d. the mother contributed all the hereditary
material for the new generation.
e. the father contributed all the hereditary material
for the new generation.
Answer: c
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The immunity of some black Africans to malaria is probably due to their
A. general health. B. cultural practices. C. age. D. genetic background.
An explanation for why an individual that is incapable of generating the fight or flight response would be abnormal function of this gland.
A. thyroid gland B. adrenal gland C. gonad D. heart E. pituitary gland
Although energy cannot be created or destroyed, energy transformations are not 100% efficient. Why?
a. Energy is lost as an increase in heat. b. Energy is lost as an increase in entropy. c. Energy is lost as a change in free energy. d. Energy is lost as a decrease in heat. e. Energy is lost as a decrease in entropy.
A DNA sequence can be patented if
A) two or more people isolate the same sequence successfully. B) it forms a single gene. C) it has economic implications. D) it is useful as a tool for research or as a novel or improved product.