What holds the two strands of a dna molecule to each other?
hydrogen bonds
double carbon bonds
peptide bonds
single carbon bonds

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms

Wich is not standing in the way of astronomers getting a good view of different star