The structure of a protein is known from X-ray diffraction studies which gave 30% - helix, 50% -sheet and 20% random coil. Circular dichroism (CD) measurements gave 50% -helix, 40% -sheet and 10% random coil. What could not be a possible explanation for these observations.

TLS Online TPP Program

#Question id: 19237

#Unit 13. Advances in Biotechnology

A type of structure, which may act as a transcription termination signal is

TLS Online TPP Program

#Question id: 19238

#Unit 13. Advances in Biotechnology

Organ that can transmit the contents of the chloroplast genome to the zygote

TLS Online TPP Program

#Question id: 19239

#Unit 13. Advances in Biotechnology

An important component of a successful chloroplast transformation system is the availability of suitable 

1. Selectable marker 

2. Enhancer sequence

3. Reporter genes

Which of the following above statements are correct?

TLS Online TPP Program

#Question id: 19240

#Unit 13. Advances in Biotechnology

What are the effects of these antibiotics on plant cells?

1. Inhibit greening

2. Inhibit faster proliferation

3. Lowers shoot formation

Which of the following above statements are correct?

TLS Online TPP Program

#Question id: 19241

#Unit 13. Advances in Biotechnology

The GUS gene encodes a stable enzyme that is not normally present in plants and that catalyzes the cleavage of a range of 

TLS Online TPP Program

#Question id: 19242

#Unit 13. Advances in Biotechnology

The GUS activity in transformed plant tissues can be localized by the presence of a blue color that is formed after the hydrolysis of the uncolored substrate