Is pathogen causes disease or illness to its host
Answer:
B
eukaryotes are organisms that are unicellular and have no nucleus
Explanation:
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A chemical bond to form in a compound must be formed my two or more atoms attracted to each other.
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Answer: as the predator’s population goes up, the preys will go down, and as the prey’s goes up, the predators will go up. They are basically the opposite of each other.
Explanation: I can’t really tell what your question is. However if there are more prey to eat, then the number of predators will grow because they have more food. However, once there’s too many predators, the number of prey will drop which lowers the amount of food.