True or False :If one thing in a food been is affected ,it will only probably affect the organism thAt directly it relies on it for energy.

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.

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation