D) Long chains of amino acids used for building, repair, and maintenance
Proteins are made up of amino acids, and they are used to create substances (like hair, nails, etc.)
Hope this helps!!
The answer is A.
A fish is biotic because it is alive; the creek is abiotic because it is not alive.
Both the bird and the berry are biotic because they are both alive.
Answer:
bb
Explanation:
Because blonde hair is recessive, the only way for blonde hair to show in a child is if they have both recessive alleles.
Well the car and the flames are emitting carbon dioxide
