4. Oxygen molecules move across cell membranes through a process called O diffusion
O collision
O engulfing
osmosis

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

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.