Answer:
"Macrophages" cells are commonly dispersed (mixed in) with simple columnar epithelial cells. They are responsible for secreting mucus.
Explanation:
The best answer in terms of how organ cultures are an improvement on this transport method is "<span>Cultured organs can be kept alive for several weeks before transplant."</span>
Answer:
Enzymes can only be used once
Explanation:
Enzymes are there forever
Answer: Plant grass and lay straw at the sites.
Explanation:
Runoff is a flow over of water or any other liquid over a surface causing erosion. The flow of water is of high speed and rapid. It is not absorbed by the soil.
Plant grass and lay straw at the sites is the correct option this is because of the fact that the grass and lay straw will absorb the runoff water and prevent the erosion.
Answer:
The ultimate level of causation refers to the behavior’s evolutionary significance; how the behavior enhances reproductive fitness. The proximate cause refers to the immediate cause of a behavior, whether that be hormonal, neurological, cognitive, interpersonal, or cultural. For example, the proximate cause of humans eating more cookies, cake, and ice cream involves the psychological tendency to desire and enjoy foods with high sugar and fat content. The ultimate cause involves the high caloric content of both sweet and high fat foods, which promotes physical survival in resource-scarce environments.
