The microscopic stomatal pores provide a pathway for diffusional movement of gases across the epidermis and cuticle

TLS Online TPP Program

#Question id: 28284

#Unit 5. Developmental Biology

In the Fast block to polyspermy, after the binding of the first sperm, the membrane potential shifts from

TLS Online TPP Program

#Question id: 21388

#Unit 12. Applied Biology

Some chemical treatment show increased plantlet survival at the time of  soil transfer such as;

a) 5-enolpyruvilshikimate phosphate

b) Bromoxynil Nitrilase (bxn)

c) Paclobutrazol

d) Polyethylene glycol (PEG)

e) Glyphosate oxido-reductase (GOX)

Which one of the following are correct?

TLS Online TPP Program

#Question id: 3824

#Unit 3. Fundamental Processes

State whether the following statements is true/false regarding DNA replication.

1. The polymerization of DNA is essentially irreversible due to the hydrolysis of pyrophosphate.

2. On average about twenty errors are made during each replication of the human genome.

3. DNA polymerase I possesses 5ʹ → 3ʹ exonuclease activity.

4. All DNA ligase enzymes use ATP as a cosubstrate.

5. The purpose of SSB is to prevent single-stranded DNA from folding back on itself to form double-helical regions.

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#Question id: 29566

#Unit 6. System Physiology – Plant

Pathogen class, with their Species, along with Effector name, and Effector function  are given

a. class - Virus

b. Effector name - P50

c. Effector function - Viral replicase

d. Effector function  - Coat protein

Which of the following is true regarding TMV

TLS Online TPP Program

#Question id: 14513

#Unit 13. Methods in Biology

A committee of 5 students is to be chosen from 6 boys and 4 girls. The probability that the committee contains exactly 2 girls is