Answer:
<h2>C.</h2>
Explanation:
This theory tells us that all cells come from existing cells, means all living cells come from the division of pre-existing cells. They do no come spontaneously from non- living matter as early believed. All pre-existing cells divide to form new cells by mitosis or meiosis. New cells never come from non-living matter suddenly, they only come from cell only.
<span>by studying various pea plants</span>
Explanation:
As a functional unit of nature that includes the community of organisms that grow, reproduce, feed and interact, an ecosystem also includes the nonliving elements of the environment. An ecosystem describes a single environmental and ecological unit or community, whereas a biome, by contrast, tends to be regional and often has several distinct ecosystems within it. An aquatic ocean biome consists of numerous ecosystems like tidal pools, coral reefs and kelp forests.