Principles Of Bioenergetics And Glycolysis(Biochemistry ) Questions and Answers
Question 1. PCR is used
to diagnose genetic diseases
to solve crimes
to study gene function
all of these
Explanation:-
Answer: Option D. -> all of these Answer: (d).all of these
Question 2. Bacteriophages are
cells in the blood that eat bacteria
a class of bacteria
bacterial viruses
none of the above
Explanation:-
Answer: Option C. -> bacterial viruses Answer: (c).bacterial viruses
Question 3. Specialized transduction occurs when
the bacteriophage incorporates randomly in the bacterial chromosome
the bacteriophage never incorporates into the bacterial chromosome
the bacteriophage always incorporates at the same position in the bacterial chromosome
none of the above
Explanation:-
Answer: Option C. -> the bacteriophage always incorporates at the same position in the bacterial chromosome Answer: (c).the bacteriophage always incorporates at the same position in the bacterial chromosome
Question 4. PCR can be used to amplify a specific fragment of DNA from which of the following?
A drop of blood
A hair follicle
A fragment of skin
All of these
Explanation:-
Answer: Option D. -> All of these Answer: (d).All of these
Question 5. To clone into a plasmid vector, both the plasmid and the foreign DNA are cut
with the same restriction enzyme and mixed together
with different restriction enzyme and mixed together
with the combination of enzymes and then seperated
with the combination of enzymes and mixed together
Explanation:-
Answer: Option A. -> with the same restriction enzyme and mixed together Answer: (a).with the same restriction enzyme and mixed together
Question 6. An endemic disease of cardiomyopathy in children is attributed to
low Se in the environment
low intake of iron
high Se in the environment
high intake of iron
Explanation:-
Answer: Option A. -> low Se in the environment Answer: (a).low Se in the environment
Question 7. Selenium deficiency leads to
liver necrosis
diarrhea
multiple sclerosis
Crohn's disease
Explanation:-
Answer: Option A. -> liver necrosis Answer: (a).liver necrosis
Question 8. Manganese is a key component of all of the following enzymes except
arginase
pyruvate carboxylase
ceruloplasmin
Mn-superoxide dismutase
Explanation:-
Answer: Option C. -> ceruloplasmin Answer: (c).ceruloplasmin
Question 9. Which of the following statement is correct?
Sodium and chloride are the chief extracellular ions of the body
Sodium and chloride are primarily involved in maintaining osmotic equilibrium and body fluid volume.
Chloride ion is necessary for the production of hydrochloric acid of gastric juice.
All of these
Explanation:-
Answer: Option D. -> All of these Answer: (d).All of these
Question 10. Which of the following is necessary for the clotting of blood, functions of certain enzymes and control of fluids through cell membranes?