What best describes the structure of a phospholipid?

a. a non polar molecule attached to fatty acid
b. a glycerol molecule between two fatty acids
c. a lipid molecule with polar head an tail
d. a phosphate molecule joined to a fatty acid

The nursing instructor has been observing nursing students initiate an iv infusion. which action(s), if made by the nursing student, indicates that further instruction is needed? (select all that apply.) the nursing student:

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!

The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?