Why blood group o has not antigen on the surface of red blood cell?

Explain how the inheritance of traits is controlled in organisms. use the terms genes and alleles in your explanation.

A woman with type o blood marries a man with type ab blood is it possible for their children to have O blood

During the course of its lifetime, an individual can evolve in order to adapt to its environment. A. True B. False

Which of the following is a place where both dna and ribosomes are unlikely to be found in any type of cell

As stated, the results as evidence in the experiment can only be observed up to a limit. Why?

Why sugar dissolves easily in water but sand do not?

Independent variable (What is the variable that you deliberately change?)

Question from Campbell Biology Chapter 23: 48) If global warming permits mosquitoes to live at higher altitudes than they currently do, then in which direction should the entire plot in the correct distribution below be shifted?

What do humans and amoebas have in common

Major consequence of ozone depletion is that a. solar energy will become ineffective. b. more harmful uv rays will reach the earth's surface. c. acid rain will increase. d. certain parts of the earth will become over-vegetated.