A piece of blood-stained clothing is found in a forest where a woman has been reported missing. The blood type on the cloth is identified as type 0. The
husband reports that he does not know his wife's blood type, although their
children have blood types A and 0 and he has blood type A. Could the blood on
the cloth belong to the wife and mother? Explain your answer.

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

How far away is the nearest black hole from earth?