What is the cause of Angelman Syndrome?

a) A mutation that occurs randomly after birth or due to a viral infection in the mother during pregnancy.

b) The shutting off of the paternal chromosome and the deletion on Chromosome 15 from the mother.

c) The shutting off of the maternal chromosome and the deletion on Chromosome 15 from the father.

d) A large deletion of chromosome 15 that is inherited from each parent.

Tides that occur during the new and full moons

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users