Answer:
The answer is A.
Explanation:
Adaptive immunity recognizes antigens of viruses.
What is the best desciption of the camouflage by natural selection?
Answer:
Explanation:
D nitrogen-fixing bacteria in root of legumes this is an illustration of a relationship that both organisms need
Water had the capability to hold up the thin overhang of the underground.
When water is depleted, there is nothing to support this overhang, which eventually led to the formation of sinkholes.
As for the collective behavior, it's all because of the scarcity. Water is one of human's basic needs to survive. When water is scarce, this will force the people to compete with one another to obtain it, which will cause the behavior
In the nucleus, the part on the cell that contains all the genome
