How many possible codons (of normal size) are possible using the bases found in DNA?

TLS Online TPP Program

#Question id: 4044

#Unit 3. Fundamental Processes

Which of the following sigma specificity factors is involved in middle gene transcription during SPO1 phage infection of bacteria?

TLS Online TPP Program

#Question id: 4006

#Unit 3. Fundamental Processes

Which of the following lists of transcription features applies only to prokaryotes?

TLS Online TPP Program

#Question id: 10223

#Unit 6. System Physiology – Plant

when plastoquinone is accumulates in the reduced state, Reduced plastoquinone accumulates when PSII is being activated more frequently than PSI. What will happen when plastoquinone becomes more oxidized?

TLS Online TPP Program

#Question id: 16117

#Unit 7. System Physiology – Animal

Thyroid hormones are thermogenic, their actions on target tissues result in heat production by following mechanisms:

i. stimulation of Na+-K+ ATPase

ii. increased O2 consumption

iii. increased metabolic rate

iv. increase in the number and activity of mitochondria

which of the following combinations are correct regarding heat production?

TLS Online TPP Program

#Question id: 12910

#Unit 13. Methods in Biology

Match the following:

A. RNA analysis               i. Sexing or cell mutation sites               a. Expressed Sequence tag

B. Forensic science           ii. mRNA analysis                                     b.  Analysis of DNA from blood

C. Gene discovery              iii. DNA profiling                                       c. Active latent viral infections

D. Single-cell analysis     iv.  RT–PCR                                             d. Sex determination of unborn