Cell biology - The Cell ; Macromolecules Flashcards
what is most of the cell made up of?
a. proteins
b. lipids
c. water
c.water
what type of bond forms between dipoles of water?
a. ionic
b. covalent
c. van der waals
d. hydrogen
d.hydrogen
what type of bond occurs when hydrophobic residues repel water?
a. ionic
b. hydrogen
c. hydrophobic interactions
d. covalent
c.hydrophobic interactions
what type of bond forms between atoms of similar electronegativity?
a. covalent
b. ionic
a.covalent
what type of bond forms between atoms of different electronegativity?
a. covalent
b. ionic
b.ionic
when some parts of a molecule are hydrophobic and other parts hydrophillic it is known as..
amphipathic
polymers made up of many copies of the same molecule are known as..
a. homopolymers
b. heteropolymers
a.homopolymers
polymers made up of many different types of molecule are known as..
a. homopolymers
b. heteropolymers
b.heteropolymers
what type of polymers are nucleic acids
a. homopolymers
b. heteropolymers
b.heteropolymers
what type of polymer are proteins?
a. homopolymers
b. heteropolymers
b.heteropolymers
what type of polymers are polysaccharides?
a. heteropolymers
b. homopolymers
b.homopolymers
what is the correct general formula for sugars
a. (CH2O)n
b. CH2On
c. CnH2On
a.(CH2O)n
which of these is not an isomer?
a. glucose
b. galactose
c. mannose
d. sucrose
d.sucrose
what bonds form sugars?
a. peptide
b. glycosidic
b.glycosidic
short chains of carbohydrates are known as
a. oligosaccharides
b. polysaccharides
a.oligosaccharides
