The answer to you question autotroph
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The reproductive system has four functions: To produce egg and sperm cells. To transport and sustain these cells. To nurture the developing offspring.
Answer: By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.
Answer: D) directional selection
Explanation:
The characteristics of the poppies shifted in response to the changed environment.
Answer:
this has a profound impact on population dynamics-age structure
Explanation: