What two structures are found only in plant cells?
a) vacuoles and ribosomes
b) chloroplasts and ribosomes
eliminate
c) cell walls and chloroplasts
d) endoplasmic reticulum and cell walls two structures are found only in plant cells?

Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.

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

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point