Which statement best supports why animals most likely evolved in the ocean?
A) They did not require a skeleton for support.
B) Reproduction was independent of internal fertilization.
C) The effects of gravity were minimal.
D) Osmoregulation was not difficult.
E) The changeable temperature facilitated natural selection.
Correct Answer:
Verified
Q12: Which of the following was not an
Q13: Amphibians appeared on land about:
A) 543 million
Q14: The first air-breathing land animals were:
A) vertebrates.
B)
Q15: Currently, for any organism to be considered
Q16: Which of the following is not a
Q18: Within the kingdom Animalia there are about:
A)
Q19: Which of the following is not a
Q20: The diverse body plans seen in Animalia
Q21: How many planes divide the body of
Q22: What do ribbon worms and flatworms have
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