Quiz
UMHS Cell Bio Quiz #1- Macromolecules and Water (Easy)
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Questions in this quiz (20)
1Which of the following are monosaccharides? Pick all that apply.
- ACellobiose
- BRibose
- CSucrose
- DMaltose
- EGalactose
2Which of the following are considered macromolecules? Check all that apply.
- AWater
- BFatty acids
- CCellulose
- DDeoxyribonucleic acid
- EIsoprene
3Which of the following are lipids?
- AOleic acid
- BGlycerol
- CEstrogen
- DChitin
- EVitamin A
4Which of the following is a property of water? Check all that apply.
- AIt is considered a universal solvent.
- BIt is miscible with oil.
- CIt has a high surface tension.
- DIt has a low specific heat capacity.
- EIt forms hydrogen bonds with other water molecules.
5Which of the following interactions are important for protein folding?
- AHydrogen bonds
- BDisulfide bridges
- CGlycosidic bonding
- DHydrophobic effect
6Which of the following are TRUE about protein folding?
- ASome proteins can spontaneously fold into their native conformation.
- Bhsp60 and hsp70 can assist in protein assembly.
- CMisfolded proteins can be toxic to cells.
- DOnce a protein has folded, it cannot be unfolded.
- EAll proteins require enzymes in order to fold correctly.
7Water comprises what percentage of a cell's mass?
- A~ 50%
- B~ 70%
- C~ 85%
- DNone of these answers is correct.
8Which of the following is NOT a function of carbohydrates.
- AProvide fuel/energy.
- BLubrication.
- CCatalysis.
- DCellular communication.
9Which of the following contains 1 to 4 beta-glycosidic bonds?
- AMaltose
- BGlycogen
- CNone of these
- DChitin
10Which of the following is a saturated fatty acid?
- APalmitate
- BOleate
- CArachidonic acid
- DCholesterol
- EAll of the above are saturated fatty acids.
11Which amino acids contain sulfur?
- AGlycine
- BMethionine
- CTryptophan
- DCysteine
- EValine
12Which amino acids form disulfide bonds?
- AIsoleucine
- BProline
- CCysteine
- DMethionine
- EGlycine
13All sterols are hormones.
- ATrue
- BFalse
14Adenosine triphosphate is a nucleotide.
- ATrue
- BFalse
15This molecule is incorporated into DNA.
- ATrue
- BFalse
16There are hundreds of naturally occurring amino acids.
- ATrue
- BFalse
17Which of the following statements about amino acids is true?
- AOnly the L-amino acids are incorporated into proteins (with rare exceptions).
- BThere are 20 essential amino acids.
- CAll amino acids are acidic.
- DNone of these is true.
18Which are true about prions?
- ASome of them are transmissible.
- BAbout half of the abnormal prion protein consists of beta-sheets.
- CThey are found in viruses.
- DThey are thought to cause certain types of spongiform encephalopathies.
- EAll misfolded proteins are prions.
19Which of the following are types of RNA?
- Amessenger
- Btransfer
- Cribosomal
- Dpolyclonal
- Esmall nuclear
20Which of the following molecules is amphipathic?
- AWater
- BPhosphatidylserine
- CNone of the above
- DIsoprenoids
Information
- Description
- Quiz for first Cell Biology lecture.
- Author
- howcontrived
- Language
- English
- Views
- 275
- History
- Created on 30 Apr 2015 · updated on 3 Dec 2016
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