Isotonic solution.
Since it has the same salt concentration as the cell the solution is neither hypotonic or hypertonic.
Natural selection<span> acts upon two major sources of genetic variation: </span>mutations<span> and</span>recombination<span> of </span>genes<span> through sexual </span>reproduction<span>. Most </span>mutations<span> do not affect the reproductive fitness of individuals -- some may be beneficial, some may be harmful, and </span>many<span> may be neutral. </span>Mutation rates<span> per gene are generally low</span>
Answer:
A
Explanation:
tree roots expel carbon into soil as they grow.
Answer:
Explanation:
Both Groundwater and surface water are largely replenished by rain water.