Which chemical is used for induction of polyploidy?

Question

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Answer 1

Colchicine is a chemical used in plant breeding techniques. It can be used to induce polyploidy. Thus, option C is correct.
Cytokinins are a class of plant growth substances that promote cell division, or cytokinesis, in plant roots and shoots.
IAA refers to indole acetic acid. It helps in leaf formation, development of embryo etc.
Nitrous acid acts as mutagen.

Answer 2

Colchicine is a chemical used in plant breeding techniques. It can be used to induce polyploidy. Thus, option C is correct.
Cytokinins are a class of plant growth substances that promote cell division, or cytokinesis, in plant roots and shoots.
IAA refers to indole acetic acid. It helps in leaf formation, development of embryo etc.
Nitrous acid acts as mutagen.

Which chemical is used for induction of polyploidy?

Cytokinin

Nitrous acid

Colchicine

Indole acetic acid

Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms, includes

The concept of chemical evolution is based on

Fossils are dated now by

Basic principles of embryonic development were stated by

Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms, includes