Tim and Jan have freckles but their son Mike does not have. Show with a punnete square how this is possible. Tim and Jan have two more children, what is the probability that both will have freckles?.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

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

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?