☰
✕

Biotechnology and Its Applications
Question
Wired Faculty App

A student wants to study metaphasic behaviour of chromosomes in a living cell. The technique most suitable is :

  • phase contrast microscope

  • x-ray microscope

  • cell fractionation

  • scanning electron microscope

Answer

A.

phase contrast microscope

The phase contrast microscope is used in studying living or unstained cells and their activities like cytoplasmic movements and cell division etc.

Sponsor Area

Some More Questions From Biotechnology and Its Applications Chapter

What are probes ?

What are transgenic animals ?

Name two diseases that can be treated by producing biological compound in transgenic animal.

Name the first transgenic cow.

Name the toxin produced by Bacillus thuringiensis.

What is the utility of Bt-Toxin gene ?

Bt-toxin protein exist in which form ?

How is inactive Bt-toxin converted into active form ?

How Bt toxin causes death of insect ?

Name a few forms of cry gene.