Imagine that a non-lactose intolerant person is dying of thirst. What are the implications for the ability of this person to digest lactose? What are the implications for this person to carry out other chemical reactions?

Biology 1c cumulative exam i need awsners

Match the following terms describing electrical events with the correct phases of the cardiac cycle. the ventricular muscle cells depolarize at the start of this phase. during this phase, na+ entry through the funny channels causes the pacemaker potential of sa nodal cells to gradually become less negative until it reaches threshold. the ventricular muscle cells repolarize right before this phase. the cytosolic concentration of calcium in the contractile cells of the ventricle is highest during this phase. a. isovolumetric relaxation b. ventricular ejection c. isovolumetric contraction d. ventricular filling

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain