Because many animals and situations include an animal that has been poisoned by maybe eating the wrong thing and if you don’t know how to treat toxicology many animals could die
Nuclear reactors use hydrogen and they are an up and coming energy source.
There are also hydrogen fuel cells.
Answer:
c. A chromosomal mutation can change the total number of chromosomes in the cell.
Explanation:
A gene mutation affects a single gene, and replication error is the main cause of gene mutation. A chromosomal mutation affects one part of chromosome or full chromosome. error in meiosis is the main cause of chromosomal mutation. Both mutations are responsible for a change in DNA. A chromosomal mutation leads to the change in total number of chromosomes in the cell.
<span>a form of natural selection in which individuals within certain inherited characteristics are more likely than others to obtain mates.</span><span>all the alleles for all the loci in all individuals of a population
</span>
