4. Would not having thumbs affect survival of humans? Explain

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What is the most appropriate method of gaining weight (muscle mass)

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different