Answer:
c
everyone sends off body heat to warm up snuugggling is the best example
Answer:
If all species originated on the primitive Earth t the same time and did not change, which patterns would be expected in the geologic record? The upper rock strata would contain fossils of only more complex organisms.
Explanation:
Answer:When inside the egg, both the egg and the sperm prepare for a genetic fusion. After this, the 23 chromosomes from the egg and the 23 chromosomes from the sperm fuse to generate the 1st cell that gives rise to new life, called the zygot
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.
Hope this helps :)
The answer is either the second sentence or the third, i believe it is the 3rd