Answer:
The correct answer is - punctuated equilibrium.
Explanation:
The phenomena represent punctuated equilibrium, according to which the new well-defined species appear suddenly and quickly. These species remain unchanged for a long time as they occur because of mutations in genes.
This phenomenon suggests that once it made in the fossil record the population becomes stable for a long time until they become extinct and have to adapt to the changes take place to survive.
Answer:
1. B
2. A
3. D
Explanation:
plz mark brainliest if right. sorry if wrong
D) different organs that work together to carry out a function
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Multicellular and eukaryotic
I'm pretty sure it's just the Water Cycle