Which cell structures cause the outer surface of the rough endoplasmic reticulum to appear rough

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

The term equestrian relates to which animal? bulls cows horses pigs

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin