The peterson family has three boys. if mrs. peterson is pregnant with her fourth child, what is the probability that this child will be a girl?

What is the primary goal of human communities?

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 is the correct trna sequence that would match the following mrna sequence.gcgaua