In cucumbers, orange fruit color (R) is dominant over cream fruit color (r). A cucumber plant homozygous for orange fruits is crossed with a plant homozygous for cream fruits. What are phenotype of progeny if backcross between the F1 and the orange parent.

TLS Online TPP Program

#Question id: 26450

#Unit 3. Fundamental Processes

Which of the following statements is true regarding bacterial RNA polymerase   

a. Core enzyme can efficiently transcribe both intact and nicked DNA 

b. Sigma destabilizes nonspecifically bound core 

c. Holoenzyme bind tightly to DNA 

d. Higher disassociation rate at lower temperature 

e. Most of the cellular sigma are house keeping gene

TLS Online TPP Program

#Question id: 26451

#Unit 3. Fundamental Processes

Which of the following characteristics of sigma affect non specific binding of the core

TLS Online TPP Program

#Question id: 26452

#Unit 3. Fundamental Processes

Holoenzyme shows highest affinity at

TLS Online TPP Program

#Question id: 26453

#Unit 3. Fundamental Processes

Some of the sigma subunit of E. coli and function is given, Choose which of the following is incorrectly matched

TLS Online TPP Program

#Question id: 26454

#Unit 3. Fundamental Processes

Which of the following is incorrect related to prokaryotic promoter search

TLS Online TPP Program

#Question id: 26455

#Unit 3. Fundamental Processes

The length of the RNA–DNA hybrid within the bubble is only of