Answer:
the action of rotating around an axis or center
Answer:
Population
Explanation:
A population is a group of individuals of the same specie that lives together in one place at the same time.
Individuals in a particular population must be able to interbreed and produce viable offspring.
- A population of different species makes up a community.
- We can talk of a population of rats on an Island
- A community of living things in San Marino.
- Different communities typifies an ecosystem.
Answer:
1). It creates genetic diversity within a species
2). There is a natural level of disease resistance throughout the species
Explanation:
Increase in the atmospheric oxygen led to the development of microbe metabolism.
<u>Explanation:</u>
Earth's initial air and seas were without free oxygen, despite the fact that small cyanobacteria were delivering the gas as a side-effect of photosynthesis. At that point, about 2.4 billion years back, oxygen in the climate unexpectedly expanded by around multiple times in only 200 million years.
Atmospheric oxygen resulted from a change to a microbe's metabolism that evolved once, at a specific time in the earth's history
