Answer: The lipid bilayer forms a barrier to molecules because it consists of closely-packed molecules with long nonpolar hydrocarbon chains.
Explanation:
Answer:
I think its that the circulatory system keeps blood flowing and supplies blood to the organs and keeps the heart pumping and the respiratory system keeps you breathing an supplies oxygen to the organs
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Answer:
Explanation:
Polymer, Monomer
Polysaccharide, Monosaccharide
Polypeptide/Protein, Amino Acid
Nucleic Acid, Nucleotide
Lipid, Fatty Acid
Answer:
Hi elmo!
Explanation:
ANd i think the answer is C!
hope this helps c:
