Because it is polar and it is to large to cross the membrane and because the concentration gradients are to strong so they have to be diffused.
hope it helps
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I am it sure but that is what you generally call it or just compliments
Sponges have medicinal properties due to the presence of microbial chemicals that may control viruses, bacteria, tumors and fungi. They even look rather nice, and some species are helpful to humans when dried and put to use in the kitchen and bathtub.Up to 99% of the world's animal species are invertebrates.
<span>Catabolism is all of the chemical reactions that break down molecules, either to extract energy or to produce simple molecules for constructing others. Anabolism refers to all of the metabolic reactions that build or assemble more complex molecules from simpler ones.</span>
Because bryophytes do not have a vascular tissue they
D) grow close to the ground
