Determine which cell types will be enriched in rough endoplasmic reticulum (RER) or smooth endoplasmic reticulum (SER). a. Mucus secreting cells in the airway
b. Brain cells rich in lipids
c. Pancreatic cells that secrete protein hormones
d. Testes that produce lipid steroids
e. Intestinal cells that create new plasma membranes quickly

The function of the excretory system is to control homeostasis and

Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?

Which of the following statements about polysaccharides are correct? choose all that apply.cellulose is a linear, unbranched polymer of glucose monomers.starch is typically more highly branched than glycogen.cellulose is a major component of both plant and animal cells.glycogen is a storage form of glucose in animal cells.glycogen is the most abundant organic compound on earth.starch and cellulose are found in plants.