Answer:
high levels of oxygen
Explanation:
my science teacher once told me
<span>Large changes in allele frequencies can occur in a short time.
I'm taking the test now and that's what I know.</span>
Question : DNA fragments show up as a series of different sized ______.
Logical Answer : Bands
Answer:
Actually, the ELECTRON: Negatively charged particles in an atom. Electrons, which spin around the protons and neutrons that make up the atom's nucleus, are essential to chemical bonding.
Explanation:
The answer would be C. Energy is used through the food chain so energy always decreases. Population size would commonly decrease according to the pyramid of food chain but since there's no answer for that, C would be the most suitable
