The cells of green plants are capable of producing relatively large amounts of oxygen and simple sugars. Which cell structure is necessary for most green plants to carry out these processes? A
Lysosome

B
Chloroplast

C
Cell membrane

D
Nuclear membrane

Scientist have long study the earths climate by looking at which of the following? the earths orbit. the earths rock layers. the antarctic ice. the earths oceans.

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated

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