Which of these is not a method used by ectothermic vertebrates to affect body temperature?
A) countercurrent heat exchange
B) basking in the sun
C) changing heart rate
D) dilation or contraction of blood vessels
E) increasing metabolic rate
Correct Answer:
Verified
Q8: Q39: The tissue type that produces tough coverings Q40: Which of the following are also known Q42: A friend asks you to explain the Q43: Cartilage is composed of Q45: The type of cells that line the Q46: Choose the letter of the best match Q47: Your professor asks you to explain the Q48: Which of these animals has the highest Q49: Choose the letter of the best match![]()
A)glycoproteins and calcium phosphate.
B)glycoproteins
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