ILL MARK A model of a typical food web is shown here. Extensive pesticide spraying has taken place and the arthropods, which comprise the insect population in the area, have been wiped out. How might the model of the food web change initially, based on this information?
A)decreased animals
B)decreased plant population
C)increased birds, decreased animals
D)increased nematodes, decreased animals

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

What causes darkening of the skin as melanin production increases

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.