How do animals add carbon dioxide to the atmosphere? A. breathing
B. evaporation
C. cellular respiration
D. transpiration

How was the climate when the ambulocetus was alive

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 science for classifying and naming organisms is known as