Answer:
Ecology is the study of how organisms interact with one another and with their physical environment.
Explanation:
<span>The grouping of organisms based on their common descent is called evolutionary classification. Through evolution, one species has changed and become modified until it became what it is today. However, some of today's organisms have the same predecessor, which is evident if you take evolution into consideration. </span>
Answer: ok
Explanation: bec im bored
D: Rh- can only receive Rh-
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