Mutated DNA in somatic cells occurs frequently what is modify DNA cannot be passed along to Offspring because

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d. a round-trip ride to school and back

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

What is the next step in muscle contraction after the actin changes shape? (apex)