Kinda struggling in bio

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid