Q1) An example of convergent evolution is: Select one: a. Dolphin body shape and

ID: 231650 • Letter: Q

Question

Q1) An example of convergent evolution is:

Select one:

a. Dolphin body shape and fish body shape

b. Manatee tails and dugong tails

c. Dolphin teeth and sea otter teeth

d. Dolphin tails and whale tails

e. Seal body shape and fur seal body shape

Q2) Why don't marine mammals get "the bends"?

Select one:

a. they collapse their trachea.

b. alveolar collapse.

c. they dive with their lungs full.

d. they use the oxygen stored in their muscles.

Q3) Killer whales that are known to prey on other marine mammals are generally part of :

Select one:

a. migrating pods.

b. Transient pods.

c. Resident pods.

d. iceberg pods.

2.b. alveolar collapse.

Alveolar are the pitted sacks which regulate air flow in the lungs.

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