There is not any options but the parts of Lac Operon is:
Promoter
Repressor
Operator
Genes
Hope this helps!
The answer is A, Viruses
Viruses cannot reproduce on their own , so they have to inject their DNA or RNA into the nucleuus of a cell. By doing this, the virus will take over that cells and within times, that cells will pop up and producing more viruses.
This reproduced virus will repeat the same process until our immune systems stop them
Answer:
They are called decomposers.
Explanation:
Oxygen, carbon, and hydrogen