Answer:
In biology, a mutation is an alteration in the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA. Viral genomes contain either DNA or RNA.
Explanation:
A. Nucleic acids are monomers which are made up of carbon sugar, a phosphate group and a nitrogenous base.
Answer:
D. Electrons are more attracted to one of the atoms involved in a bond.
Human immunodeficiency virus. (HIV)
Aids are a infectious agent.
It spends by any contact. ex: sex, hands, and any contact.
If someone has these diseases, they need to contact a doctor ASAP, and get treat. (some diseases can be controlled but not heal, meaning can NOT go away)!
Water! (abiotic)
If water runs out then everything dies! :)
Thanks for the opportunity to answer your question and I hope this help! :)