Giraffes have changed over time to have long necks so that they can reach leaves on tall trees and drink water from a low pool even though their legs don’t bend. What big idea of biology does this situation illustrate? scientific inquiry
biology and society
adaptation and evolution
biological systems

What causes temperature extremes in the desert

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.

Explain how the political influence of african americans leaders became weaker.