The wavelike muscular squeezing of the esophagus, stomach, and small intestine that pushes their contents along is called . chewing

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

What is the starting point in replication called