Biotechnology—Principles and Processes — BIOLOGY STD 12 Science — Question

Ecosystem has two components

What is the sustainable use of resources?

Herbicide resistant gene in plant is :

Plasmid has been used as vector because:

Progesterone pill helps in preventing pregnancy by not allowing.

After demonstration of totipotency, a botanist wishes to produce identical plants from an angiosperm by tissue culture. The parts or tissues which are likely to yield haploid embryos are

Which primitive man used stones to produce fire?

The community which starts succession at a place is termed as:

Louis Pasteur's view on the origin of life is that

The annual net primary productivity of the whole biosphere is approximately...