Is there supposed to be a picture here? I cannot give you an answer from what is here.
Is this a bunch of typos or did you put this question in a different language?
Answer:
availability of resources.
Explanation:
Availability of resources is abiotic factor which is responsible for the decrease in population in 1990 because when the population reaches its carrying capacity so the organisms compete with each other and due to limited resources such as food etc the decrease occurs in population. Infection is also occurs when there is high population due to which death occurs and population of organism decreases.
<span>A. complementary to both strands of DNA</span>
The plant cell uses photosynthesis for energy