Answer:
In the laboratory, restriction enzymes (or restriction endonucleases) are used to cut DNA into smaller fragments. The cuts are always made at specific nucleotide sequences. Different restriction enzymes recognise and cut different DNA sequences.
Answer:
I believe it's the valence electrons.
Explanation:
Hope this helps!
A, c, and d are the answers
It’s not b because trees release oxygen and absorb carbon dioxide
