It is important that the FNR or Nadp+reductase enzyme is on the stromal side or covering of the plant's Thylakoid membrane because they participate in photosynthesis. NADPH cycling can only be achieved with light and cannot operate in the dark and stromal side provides the needed light.
Your body needs two key nutrients: calcium and vitamin D. Calcium is the mineral that strengthens bones and teeth, and vitamin D helps the body absorb calcium while improving bone growth. So stuff like <em>yogurt, milk, salmon, tuna, and spinach.</em>
DNA has to be transcribed into RNA because not only can dna not leave the nuclear for translation at the ribosomes
Also for translation to occur the codons on the mRNA match up with the codons on the tRNA which is connected to the amino acids forming the chain
Answer is A.cell membranes
They both are mechanisms by which new species arise.
Hope this helps! ;)