3. A mother and father have three children: two boys
and one girl. The father has hemophilia. Neither of
the boys has hemophilia A. The girl is a carrier of
hemophilia. What are the possible genotypes of the
parents?

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation