Practice Questions

TLS Online TPP Program

#Question id: 801

Identify the type of DNA from the structures given below and match the correct form with its characteristics described.

#SCPH05 I Biotechnology

(ii) – The more compact A form of DNA has 11 bp per turn and shows a large tilt of the base pairs with respect to the helix axis.
(i) – The B form, which is observed at high humidity, most closely corresponds to the average structure of DNA under physiological conditions.
(iii) – Z DNA is a left-handed helix and has a zigzag (hence “Z”) appearance and has an anti-conformation of glycosyl bond.
(i) – The A form which is observed under low humidity has a structure similar to the structure that RNA adopts when double-helical.

More Questions

TLS Online TPP Program

#Question id: 2259

#I Life Science/ Life Sciences Group – I-V

Which of the following is not a characteristic of prokaryotes?

TLS Online TPP Program

#Question id: 2259

#SCPH05 I Biotechnology

Which of the following is not a characteristic of prokaryotes?

TLS Online TPP Program

#Question id: 2260

#SCPH01 Biochemistry

The term "nuclear envelope" is more correct than the term "nuclear membrane" because

TLS Online TPP Program

#Question id: 2260

#I Life Science/ Life Sciences Group – I-V

The term "nuclear envelope" is more correct than the term "nuclear membrane" because

TLS Online TPP Program

#Question id: 2260

#SCPH05 I Biotechnology

The term "nuclear envelope" is more correct than the term "nuclear membrane" because

TLS Online TPP Program

#Question id: 2261

#SCPH01 Biochemistry

Oxidative metabolism is carried out ____ of mitochondria.