Glaciers pick up large rocks and carry them away. this is called hydraulic action traction plucking attrition

Analogy- 1 is to arete as 5 is to cirque horn glacial valley hanging valley

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above