Cells of an organism perform the following chemical reaction:
6 co2 + 6 h2o + → c6h12o6 + 6 o2
to which organism do these cells most likely belong?
an earthworm
a whale
a rabbit
a rubber tree plant

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Can nonrenewable resources be used sustainably?

Forensic scientists think they know the identity of a skeleton. what rule should they use to select a relative whose dna could be used to try to confirm the identity?