CHAPTER 1: To test the effect of vitamin D on growth, two groups of
rats were raised under identical
conditions and fed the same diet. One of the groups received daily
injections of vitamin D. The other group
received injections of saline, which did not contain vitamin D. All the
rats were wei...
BIOLOGY 1001 LSU FALL (DR. NITA)
LATEST EDITION TEST 1 WITH 32
FREQUENTLY TESTED AND ACTUAL
QUESTIONS VERIFIED ANSWERS
1. A biological polymer is synthesized by
a. joining monomers by the removal of water by dehydration
synthesis
b. Breaking down monomers by the removal of water in
hydrolysis reaction
c. joining monomers by the removal of water by hydrolysis
synthesis
d. all the above - ✔✔joining monomers by the removal of water
by dehydration synthesis
2. A primary structure of protein contains
a. Lipids
b. Only the amino acid chain linked by peptide bonds c. Disulfide
bond
c. Glycosidic bonds - ✔✔Only the amino acid chain linked by
peptide bonds
3. Acidic solution has:
a. Equal concentration of H+ and OH ions
b. More of H+ than OH ions
c. Less of H+ than OH ions
d. None of the above - ✔✔More of H+ than OH ions
, 4. Amino acids contain which of the following
a. Amino group (NH2) attached to carbon backbone
b. Carboxyl group (COOH) attached to carbon backbone
c. Hydrogen group (H) attached to carbon backbone d. All the
above - ✔✔All of the above are contained in amino acids
5. Asexual reproduction in bacteria can occur by ____________.
a. DNA replication
b. Cytokinesis
c. Binary fission
d. Ionic bond formation - ✔✔Binary fission
6. Cellulase is a/an
a. Human enzyme that hydrolysis cellulose to glucose monomers
b. Enzyme found in some bacteria that can hydrolyze/break
cellulose to glucose monomers
c. Enzyme found in some bacteria that can form cellulose by
crosslinking glucose monomers
d. Carbohydrate found in some bacteria that can dehydrate
cellulose to glucose monomers - ✔✔Enzyme found in some
bacteria that can hydrolyze/break cellulose to glucose
monomers
7. Choosing liquid based cooking oils, that are liquid at room
temperature
a. Can reduce heart diseases
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