Bt toxin is produced by a bacterium called Bacillus thuringiensis. Bt toxin gene has been cloned from the bacteria and been expressed in plants Read More …
Category: Class 12
Large slum areas in a metropolitan city are the root cause of a tremendous increase in population. Being a responsible member of the society what measures would you like to take to reduce this problem.
We should tackle the problem at the village level by providing opportunities and amenities similar to those in a city so that the people Read More …
What is MTP? Describe the risk factors involved in the technique
Intentional or voluntary termination of pregnancy before full term is called medical termination of pregnancy (MTP) or induced abortion. About 1/5th of the total Read More …
Draw a diagram showing Watson & Crick Model of semi conservative replication
Draw a diagram of female reproductive system
Draw a neat diagram showing structure of human sperm & label acrosome .
Draw a neat labelled diagram showing heterogametes in human .
Explain in detail how amino acids are polymerised to proteins?
Translation is the second part of the central dogma of molecular biology : RNA → Protein. It is the process in which the genetic code Read More …
How can transgenic fishes be used to detect the toxicity in a water body within a short period
Transgenic fishes carry genes which make them more sensitive to toxic substances than the non – transgenic ones. When exposed to toxic substances the Read More …
Consider that a double stranded DNA has 15% Guanine . What will be the % of Thymine? Explain?
Acc. To Chargaffs rule the ratio of Purines : Pyrimidines is a constant in a double strand ed DNA for a given species . Read More …