Which of the following are crucial to maintaining the balance of the ecosystem

Human being plays a key role to maintain ecological balance because they have the highest thinking capacity as compared to other living organisms. Sufficient food availability to all living organisms and their stability reflect the existence of ecological balance.

Explanation:

Human being plays a key role to maintain ecological balance because they have the highest thinking capacity as compared to other living organisms.

Explanation:

protistas excret ethanol used in the manufacture of vinegar

the principle of segregation describes how pairs of gene variants are separated into reproductive cells. from his data, mendel formulated the principle of segregation. we now know that the segregation of genes occurs during meiosis in eukaryotes, which is a process that produces reproductive cells called gametes.