Which molecule is primary responsible for the differentiation of cells

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

Asegment of dna that codes for rna and a protein is a

True or false multiple lane changes must be done individually going through the same procedures for each lane change