The new species come from old ancestors of the animals that were there, over time they slowly evolved, and they adapted to that new environment.
Answer:
It increased their life expectaion.
Explanation:
It says it on the graph.
Answer:
plant organisms can alternate between diploid sporophyte and haploid gametophyte phases.
Explanation:
Once mature, the gametophyte produces male and female gametes. When haploid gametes unite, they form a diploid zygote. The zygote grows via mitosis to form a new diploid sporophyte,Thus unlike in animals.
Answer:
A) citric acid cycle alone.
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Explanation:
