Which of the following statements about the resting membrane potential is true? group of answer choices
a) the inside of the membrane is positively charged compared to the outside.
b) it is due in part to the presence of extracellular proteins.
c) it is normally equal to 0 mv.
d) it results, in part, from the concentration gradients for na+ and k+.

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?