Read the question on the picture it’s for living environment

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.

Mutations associated with albinism affect proteins involved in synthesis

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin