Compare and contrast the methods used by bacteria and protozoa to stay alive. Even when conditions within the environment are unfavorable for the growth and survival of the organism.

Protozoa formed cysts and bacteria produces endospores.

Explanation:

Protozoa can survive in dry and unfavourable environments, by producing resting cysts that enable them to remain dormant until conditions are favourable while on the other hand, bacteria produce special dehydrated cells called Endospore which helps the bacteria to survive unfavourable environmental conditions. These endospores help bacteria to resist high temperature, radiation, drying, and other environmental extremes.

answer: populations of walruses and polar bears will decline

explanation:

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