Test 1 Review

What kind of linkage holds together monosaccharides?

• ester

• glycosidic

• peptide

• phosphodiester

What kind of microscope would you use to examine the structure on the phospholipid bilayer?

• light

• scanning electron

• transmission electron

If the pH of a solution rises from 3.7 to 6.7, the hydrogen ion concentration _______ by _______ times.

• increases, 300

• increases, 1000

• decreases, 300

• decreases, 1000

Alpha helices and beta pleated sheets are examples of what level of protein structure?

• quaternary

• primary

• secondary

• tertiary

What bond forms between amino acids?

• peptide

• phosphodiester

• glycosidic

• ester

What kind of reaction breaks bonds between monomers by adding a water molecule?

• dehydration synthesis

• destructive reactions

• hydrolysis

• rehydration

Atoms with the same number of protons but different numbers of neutrons are called....

• isotopes

• ions

• isomers

Nucleotides are held together by what kind of bonds?

• phosphodiester

• peptide

• glycosidic

• ester

If you wanted to examine ameboid movement under a microscope, what kind would you use?

• scanning electron

• transmission electron

• light

Which cytoskeleton element is responsible for muscle contractions?

• microfilament

• intermediate filaments

• microtubules