What are the principles of Gregor Mendel?

Study the image of this rock. which characteristic best supports its formation from sedimentary processes? it has many layers. it is coarse-grained. its grain shape is round. its texture is non-banded.

The fauces connects which of th following structures to the oropharynx

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