Based on this incomplete information, calculate the probability that if this couple has a child, the child will have sickle-cell disease. Express your answer as a fraction using the slash symbol and no spaces (for example, 1/16).

According to the diagram which organisms do not share a common ancestor

Which two sentences identify the characteristics of a prokaryote?

Our grandmother found out you're taking a course on human evolution and asks, 'did we evolve from chimpanzees? How do you answer her? A. No; chimpanzees are more closely related to orangutans than to humans. B.

A mutualism is an ecological relationship between two species. True or False

Which natural disaster actually increases biodiversity over the long term?

Parents arrive to the clinic with their 5-year-old child and inform the nurse the child has just been diagnosed with sickle cell disease. the parents ask the nurse how this could have happened and which one of them is the carrier.

The genetic code is said to be degenerate which means

Where are ganglia of the parasympathetic division located?

How can mutation cause gene variation?

How can a mutation affect protein synthesis