C, because alleles are alternative forms of a gene that arise from mutation.
Alkanes are linear, or branching, compounds that are made of varying numbers of carbon atoms that are all saturated with hydrogen atoms. The formula for an alkane is CnH(2n+2). This means that the number of hydrogen atoms equals twice the number of carbon atoms, plus two. Methane is the simplest hydrocarbon possible.
1.) The name of my organism is the Tyrannosaurus Rex.
2.) The T-Rex went extinct 65 million years ago when the meteor hit the earth.
3.) We couldn't have done anything about this.
4.) The T-Rex lived mainly in North America and Aisa, in forests with plant-eating dinosaurs.
5.) The T-Rex was tall and stood on 2 legs. the other legs were usually up off the ground for eating its prey. I had really sharp teeth for eating meat.
Answer:
The answer is D. The autonomic nervous system.
Answer: Option C.
The number of protons and neurons it's contain.
Explanation:
Mass number of an atom is also called atomic mass of an atom which is some what expressed in Dalton i.e 1/2. The mass number is the total number of protons and neutrons altogether called nucleons in an atomic nucleus.