We will investigate several different pollutants during Lab 4. Identify which part of sea urchin external fertilization you think is MOST likely to be affected by this pollutant, and why. Pollutant: Spermicide Group of answer choices Affects: viable eggs surviving in the ocean because spermicide will damage and break the eggs. Affects: the egg dividing into a larvae, because spermicide hinders the ability of a cell to divide. Affects: viable sperm swimming to egg, because sp

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.