Autogamy 1.transfer of pollen grains from the anther to stigma of same flower. 2. genetically same type of pollens are brought to the Read More …
Category: Biology
Draw a neat diagram of a multicarpellary syncarpous gynoecium of Hibiscus
Sketch diagram of isogametes of Cladophora
The funnel shaped part of oviduct in the female reproductive system is : a) Ampulla b) Fimbriae c) Isthmus d) Infundibulum
d) infundibulum
What are the advantages of GM plants?
Genetically modified plants are tailor – made according to the requirements . The genes for required traits are introduced by genetic engineering. High yield Read More …
A colour blind man has a normal woman as his wife . Predict the children . Gene for Colour blindness lies in the X chromosome.
Thus the above cross shows that the possible children of a colourblind man and normal woman are carrier daughters and normal sons
Define Biotechnology
Biotechnology – The integration of natural science and organisms, cells, parts thereof, and molecular analogues for products and services. OR Biotechnology deals with techniques Read More …
Draw a neat labelled diagram of DNA double helix
Differentiate between DNA & RNA
Explain different natural & barrier methods of birth control
Natural methods work on the principle of avoiding chances of ovum and sperms meeting. Periodic abstinence – couples avoid or abstain from coitus from Read More …
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