Answer:
include the brain and spinal cord
Explanation:
Answer:
Alleles are responsible for the variations in which a given trait can be.
Explanation:
A gene is a portion of DNA that determines a certain trait. An allele is a specific form of a gene. Genes are responsible for the expression of traits.
Answer:
The specimens that are the best suited for their environment will survive and reproduce. This is to help ensure that the population will thrive and become better suited for their environment. It can affect the change by ensuring that the best possible breed of a given species will live, and the ones that aren't as suited for the environment will die out.
Srry for the long answer.
Explanation:
They are part of our immune system they help protecting your body infection,illnesses ,and syndromes etc
Answer:
Soil erosion.
Explanation:
Soil erosion is the impact of floods on ecosystems because the floods moves very fast which takes soil with itself. Due to soil erosion, the productive layer of the soil or the layer in which nutrients are present are eroded which has a negative impact on the plants due to unavailability of nutrients. The floods moves very fast and the soil has no the ability to hold its particle tightly which leads to erosion of the soil that negatively affected the ecosystem.