bio

which of the following is a primary function of carbohydrates a. speeding up chem. reactions b. storing genetic info c. acting as a long term energy source d. providing short term energy storage

D. providing short term energy storage

which part of an amino acid's basic structure gives it its unique functional characteristics?

R group

What is a monomer?

a molecule that can be bonded to other identical molecules to form a polymer.

which of the following statements is most true regarding macromolecules and their functions? a. carbohydrates are structural molecules that give shape to cells in hair nails and skin b. nucleic acids store genetic information that codes for traits c. lipids give short term energy to cells d. proteins are storage molecules that provide long-term energy for cells

b. nucleic acids store genetic info that codes for traits

which of the following macromolecules is matched with its correct role in the cell? a. nucleic acid - chem messenger b. lipid - storage of short term energy c. lipid - chem messenger d. carb - key component of cell membrane

c. lipid - chem messenger

a biological macromolecule is made up of glycerol and fatty acids based on this info what type of molecule is this

lipid

What is a polysaccharide?

many sugars

which of the following monomers are correctly matched with their polymers? glycerol and fatty acids - nucleic acids monosaccharides - polysaccharides amino acids - lipids nucleotides - proteins

monosaccharides - polysaccharides

which part of the nucleotide's structure is responsible for the incredible variation that exists amongst all types of organisms

nitrogenous base

which of the following biological macromolecules is correctly paired with one of its functions? carbs - store genetic info lipids - give quick energy to cells nucleic acids - digest dead cells proteins - provide cell structure

proteins - provide cell structure

What is a monosaccharide?

simple sugar

What is a polymer?

long chain of monomers