If pine cones are placed in water, they close up. but they open up in warm and dry conditions. how do pine cones benefit from this characteristic?

At the complete end of cellular respiration, how many molecules of atp are produced?               a.  15    b.  26    c.  38    d.  34 

20 the compound al(nh3)2 has atoms of nitrogen.

The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?