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