Organisms such as the Antarctic fish can swim at extremely low temperatures. Which mechanism best describes how they do this?
a. They modify their proteins to be more flexible.
b. They modify their proteins to be more rigid.
c. They do not use proteins.
d. They warm their bodies through metabolism.
e. They live in a frozen state.
f. I don't know the answer
Answer: a. They modify their proteins to be more flexible.
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a. parathyroid and thyroid. b. ovary and testis. c. adrenal cortex and medulla. d. anterior and posterior pituitary. e. testis only.
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