Advanced Bio chapter 3 test
Which of the following correctly lists the parts of a nucleotide of RNA?
nitrogen-containing base, ribose, phosphate
DNA is made of monomers called?
nucleotide
A starch motecule is to glucose as
A protein is to an amino acid
Which functional group is seen in amino acids?
-NH2
The basic building block of subunit of many biological units is called a
Monomer
Amino acids are seen in______ as_____ are needed to create DNA.
Proteins;nucleotide
Which of the following is NOT organic?
Salt that is mined cleanly from the ground
A nucleotide is made of which of the following chemical components?
a nitrogen-containing base, a phosphate group, and a sugar
Which if the following elements would be found in a carbohydrate
C,H,O
Which of the following is an organic molecule?
C6H12O6 ( all organic molecules must contain hydrogen and carbon)
Which is a hydrocarbon?
CH4
Which of the following is not an organic molecule?
CaCO3
A molecule is said to be organie if it contains
Carbon and hydrogen atoms
Plants store their sugar in the form of
Cellulose
Deoxyribose is a sugar found
DNA
Testosterone is a lipid-based hormone; insulin is a____ based hormone.
Protein
Which of the following is NOT associated with proteins?
are used to produce DNA
Which one of the following is NOT a potential danger of anabolic steroids?
can enhance the body's production of normal sex hormones
The four main categories of organic macromolecules are
carbohydrates, lipids, proteins, and nucleic acids.
Wood and cotton cloth are composed of
cellulose
A fat is formed when three fatty acids join a glycerol by a
dehydration reaction
What process is used to join monomers into a polymer?
dehydration synthesis
The principle role for sugars in living things is
for creating energy
Humans store their polysaccharides in the form of
glycogen
Which of the following words does NOT belong with the others?
glycogen
If a material mixes readily with water it is identified as
hydrophilic
What does a peptide bond do
joins an amino acid to an adjacent amino acid
When you eat a salad, which one of the following components will pass through the body with the least amount of digestion
lettuce
What category of biological molecules are steroids included in?
lipids
In a dehydration reaction,__________ in order for this to occur water is_______
monomers are joined to become a polymer; removed
Which of the following is in correct order from smallest to largest?
peptide, polypeptide, protein
Glycogen is a_____made of many_____
polymer; glucose molecules
Select the INCORRECT association:
proteins... have 3 forms: monosaccharides, disaccharides, and polysaccharides
Which of the following would describe a polypeptide
Amino acids joined by dehydration synthesis reaction
How does DNA differ from RNA?
DNA is comprised of a double strand, RNA is a single strand.
The "primary structure" of a protein refers to
The number and sequence of amino acids
Of the following, which is a feature that proteins and polysaccharides share
They are made of repeated monomer units.
What makes saturated triglycerides considerably tess healthy than unsaturated ones?
They possess no double bonds between carbon atoms making them more tightly packed together.
Digestion of sucrose, a disaccharide, results in
two monomers
A fatty acid that has at least two double bonds is called
unsaturated
