Examlex
Which of the following best describes the effect of alcoholism on children?
Choanoflagellates
Collared flagellate protists; opisthokonts closely related to animals.
Signal Transduction Pathways
Systems of molecules in a cell that work together to transmit signals from the cell's surface to its interior, triggering a response.
Polar Signaling Molecules
Molecules that are involved in the transmission of signals across cell membranes and can interact with polar environments due to their electrical charge.
Nonpolar Signaling Molecules
Chemical messengers that are hydrophobic and can diffuse directly through the lipid bilayer of cell membranes to elicit a response within the cell.
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