Reindeer living in the artic have higher levels of polyunsaturated fatty acids in the plasma membranes of the cells found in the legs than other parts of their bodies. What is the reason behind this phenomenon

Ineed to know why d is the correct answer asap

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

Works together in the synthesis, modification, packaging, and transport of lipids and proteins