Answer: I have it attached
Explanation:
Answer: A.) The salamander has lungs, but not claws or nails.
Explanation: I just took the same quiz & it was right.
Answer:
D
Explanation:
Gene pool is the total genetic diversity within a population or species
The statement is true. Dead zones are the zones of oxygen depletion, which is caused by excessive running off of the fertilizers into the water body. These chemicals, particularly the nitrates, which are used by algae etc. which bloom by using the nitrates and use the oxygen present in the water. When they die, oxygen levels become critically low till then, for other aquatic animals like fishes etc., to survive.
