Which systems help an organism maintain its structure and shape? A. skin and nervous systems

B. skeletal and muscular
systems

C. endocrine and digestive systems

D. muscular and excretor systems

In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from