What do u mean <span>Cystic fibrosis is controlled by recessive alleles(cc). if two parents without cystic fibrosis have a child with cystic fibrosis, what is the probability ratio that their next child will have cystic fibrosis?</span>
The correct option is D.
A virus refers to an infectious micro organism that is made up of nucleic acid molecule that is enclosed within a protein coat. Viruses are only able to reproduce and multiply when they come in contact with living cells, in the absence of living cells they remain dormant and they do not show any sign of been a living thing. The nuclei acid molecule of a virus can be in form of a DNA molecule or a RNA molecule.
Speciation is founded on the principle of genetic mutations and
<span>
speculated genetic possibilities</span>
Answer:
Decrease.
Explanation:
Beavers need trees to make Dams, without Dams they'd be in danger because of other predators.
B) they work independently of one other
