what activity can be accomplished using genetic code ?

a) mrna can be made into trna
b) dna can be made into mrna
c) a polypeptide can be made into mrna
d) rna can be copied before mitosis

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

Wich organism obtains its energy from dead or decaying matter

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