Mesozoic era is Golden period of
reptiles
Mollusca
fishes
amphibians
A.
reptiles
The Mesozoic era is known as "Golden age of reptiles".
Presence of tail in a child is an example of
atavism
divergent evolution
convergent evolution
mutation
Which of the following is used as a best genetic vector in plants?
Bacillus thurengiensis
Agrobacterium tumifaciens
Pseudomonas putida
All of the above
Balbiani rings are the structural features of
allosomes
polytene chromosomes
autosomes
Lampbrush chromosomes