Answer:
the answer would be The first one ir Valence Electrons
Groups of 3 bases are referred to as codons.
Each codon codes for an amino acid.
A group of amino acids makes a protein.
These proteins are then used to carry out basic life functions
Answer:
Explanation: The sugar and phosphate group make up the backbone of the DNA double helix, while the bases are located in the middle. A chemical bond between the phosphate group of one nucleotide and the sugar of a neighboring nucleotide holds the backbone together.
<span>The upstairs of a house being warmer than the downstairs is an example of heat transfer by -- convection</span>