A metallurgical microscope
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in heritable traits of a population over time. The term "natural selection" was popularised by Charles Darwin who compared it with artificial selection, now more commonly referred to as selective breeding.
<span>The tundra and the desert are very similar in one important way. Each of these biomes has low rainfall and available water, this results in plants in each environment that have adapted in similar ways. It causes these plants to have a waxy coating on the leaves which aids in preventing them from drying out.</span>
Because men have an x and a y and women have 2 x's, but sometimes a man can only have a y and a women can only have an x so it messed up
Answer:
The bacterial cell wall
Explanation:
The bacterial cell wall performs several functions as well, in addition to providing overall strength to the cell. It also helps maintain the cell shape, which is important for how the cell will grow, reproduce, obtain nutrients, and move.