Answer the following :
Name the gene of a cancer causing virus responsible for transformation.
Name the vessel which supplies blood to the heart muscles.
Which hormone keeps leaves green for a longer time ?
Why is the shape of the right lung slightly different from that of the left lung ?
What is phylogeny ?
Explain briefly :
Autotomy
Quiescent Centre
Photophosphorylation
Give reasons for the following :
Growth of long bones is bi-directional
Short day plants are called long night plants.
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