<span>One-fifth of earth's total fresh water supply is in groundwater. Groundwater supplies drinking water for 51% of the US population and 99% of the rural population. A full 64% of groundwater is used for irrigation to grow crops in the US.</span>
Answer:
Genetic drift does not require the presence of variation.
Explanation:
Genetic drift is the random changes to the frequency of an allele in a given population.
Natural selection is the process whereby organisms that are well adapted to the conditions in an environment can survive and produce more offspring.
- Genetic drift does not require variation to occur.
- It usually occurs even when there is less to no variation.
- Natural selection occurs when variation is very large.
- A highly varied gene pool causes natural selection.
Your genotype would be both upper case. It would look like RR.
Answer:
Cells
Explanation:
Cells are the basic unit and structure of all living things;everything starts from cells for living things.
the answer is B plenty of sunlights