questioned hairs given to the lab for analysis must be accompanied by an adequate number of control samples from the __, __, __

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.

How does photosynthesis show the conservation of mass and energy?

Explain why scientists use the word dominant for certain traits.