Answer:
C
Explanation:
in a semi-permeable membrane, very specific amounts of materials are allowed through. This is particularly helpful in the human body because the body can then create "charge differences" between ions. In these charge differences, neurons can fire and pretty much all movement in your body is achieved because of these membranes. They are also called selective membranes
hereditary, homeostasis, reproduction, cells.
It is a polar molecule because it has a partial positive and negative charge from hydrogen and oxygen respectively.
i have answer: if one of them weighed more than the other, but the other fell from a lower distance, then they would fall at the same time because the one that weighs more would go faster. if they weighed the same, the one from a lower distance would fall first because they are closer.
