If both parents are carriers of the defective cf gene, what is the chance that their child will have cystic fibrosis?
0%
25%
50%
100%

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

The deserts of the sahara and australia are associated with

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.