A nucleotide is a biomolecule made up of either DNA or RNA.
The answer is amino acid because an amino acid is the monomer of Protein, not for a nucleotide.
Answer: Invasive species can harm both the natural resources in an ecosystem as well as threaten human use of these resources. An invasive species can be introduced to a new area via the ballast water of oceangoing ships, intentional and accidental releases of aquaculture species, aquarium specimens or bait, and other means.
Answer:
both A and B
Explanation:
Together, the number of protons and the number of neutrons determine an element's mass number.
It would have one electron because e<span>very element in the first column (group one) has one electron in its outer shell.</span>
