Answer:
A
Explanation:
it going to a residential area to the water shed meaning that the only possible correct answer.
Answer:
Differential reproduction leads to a change in allele frequencies over time. This occurs because of natural selection favoring "successful" individuals that produce more viable offspring.
The sickle-cell allele is maintained in populations exposed to malaria through balancing selection, since heterozygous individuals have protection against the disease.
Answer:
Explanation:
Below I have listed more than five, choose the ones that you think are better for your assignment!
Here they are:
- Wash hands and surfaces
- Clean refrigerators at least once a week
- Separate foods when shopping
- Separate foods when serving
- Rinse produce
- Making sure nothing else goes in the food such as hair, other ingredients, bugs, etc
Hope this helps!
Pond ecosystem considered as an open ecosystem because pond is always open . There is an interaction of pond with atmosphere , due to which it ecosystem becomes open.
Answer:
describes a process by which sediment, usually sand, lost through longshore drift or erosion is replaced from other sources. A wider beach can reduce storm damage to coastal structures by dissipating energy across the surf zone, protecting upland structures and infrastructure from storm surges, tsunamis and unusually high tides.[citation needed] Beach nourishment is typically part of a larger coastal defense scheme. Nourishment is typically a repetitive process since it does not remove the physical forces that cause erosion but simply mitigates their effects.
Explanation: wikipedia