TLS Online TPP Program

#Question id: 39512


Assertion (A): PCR has wide applications in biotechnology and diagnostics.
Reason (R): PCR allows exponential amplification of DNA in vitro.

#Biochemistry
  1.  Both A and R are true and R is the correct explanation
  2. Both A and R are true but R is not the correct explanation
  3.  A is true but R is false
  4. A is false but R is true
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TLS Online TPP Program

#Question id: 40077

#Applied Microbiology

 Match Column I with Column II

Column I                              Column II
A. Plasmolysis1. Loss of water from cell
B. Aquaporins2. Water channel proteins
C. Bacteriochlorophyll3. Anoxygenic photosynthesis
D. Oxygen4. Terminal electron acceptor

TLS Online TPP Program

#Question id: 40080

#Applied Microbiology

Match the following

Column I                                       Column II
A. Halophiles1.Oxygen evolution
B. Photosystem II2.  High salt tolerance
C. Anaerobic respiration3. No ETC involvement
D. Fermentation4. Alternative electron acceptor

TLS Online TPP Program

#Question id: 40081

#Applied Microbiology

Consider the following statements regarding cell membrane:
I. The cell membrane is selectively permeable.
II. Membrane proteins are responsible for transport of polar molecules.

Choose the correct option:

TLS Online TPP Program

#Question id: 40082

#Applied Microbiology

Consider the following statements about photosynthesis:

I. Oxygenic photosynthesis uses water as an electron donor.
II. Anoxygenic photosynthesis produces molecular oxygen.

TLS Online TPP Program

#Question id: 40083

#Applied Microbiology

Consider the following statements related to respiration:

I. Anaerobic respiration uses electron acceptors other than oxygen.
II. Fermentation involves electron transport chain.

TLS Online TPP Program

#Question id: 40084

#Applied Microbiology

Assertion (A): Halophilic microorganisms survive in high-salt environments.

Reason (R): They accumulate compatible solutes to maintain osmotic balance.