2. In order to determine snail populations, 340 snails were captured, tagged, and released, Later, 420 snails were captured. Of the 420 snails, 16 were already marked. What is the
size of the snail population?

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Moving down the ramp from 6 meters to

If a human has 23 pairs of chromosomes in every muscle cell of its body how many chromosomes will be in a human egg or sperm