Help asap please i really got to hurry

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity hurry!

Which cell organelle is the site for photosynthesis? a. chloroplast b. endoplasmic reticulum c. golgi apparatus d. lysosome