Answer:
During the Cambrian explosion approximately 535 to 525 million years ago, 2. animals rapidly diversified in the oceans
Explanation:
Scientists have the theory that the Cambiran explosion, approximately 535 to 525 million years ago, <em>was possible because of complex predator-prey relationships and increased atmospheric oxygen levels.</em> All this situation promoted animal diversification. Thinking about evolution, animals directly evolved from protists.
Answer:
C) wear a lead protective shield when having teeth XRAYS
Explanation:
An ecological niche refers to an organism's specific behavior in its specific ecosystem.
There are many things that fall under this description. For example, by specifying an ecological niche, we could be talking about the behavior an organism is exhibiting when there is plenty of resources or when the resources in a certain ecosystem are scarce. This has to be taken in account together with the question whether he has to compete with other organisms in his ecosystem for those resources.
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Answer:
About 1500 l think that is the answer , pliz can you mark me the brainest
Answer:
CTAGCA
Explanation:
During DNA replication, the DNA double helix is unwound by DNA helices. Each original strand is then used as a template, by the DNA polymerase, to synthesize a new strand. Base pairing rules apply in the synthesis. Cytosine pairs with Guanine while Adenine pairs with Thiamine.