Nida draws a diagram with insects, birds, and mice. She shows the mice eating grass; hawks, snakes, and toads eating the insects; and foxes, hawks, and snakes eating the birds and mice. The snakes are also eating the toads. Which best describes the diagram?

This question lacks options, the options are as follows:

A. pyramid

B. food chain

C. food web

D. trophic level

Answer is C (food web)

Explanation:

Food web is simply referred to as the interconnection of numerous food chains in an ecosystem. A food web shows the numerous ways in which organisms eat one another in order to obtain energy.

According to this question, Nida draws a diagram with insects, birds, and mice. She shows the mice eating grass; hawks, snakes, and toads eating the insects; and foxes, hawks, and snakes eating the birds and mice. The snakes are also eating the toads. This diagram depicts all the possible predators and preys. It shows a complex pattern of food chains, hence, it is a FOOD WEB.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

the answer to your question is:

c. complementary base-pairing