Identify the correct statement:
(a) Spindle fibres are chemically made of proteins.
(b) The term mitosis was coined by Strasburger.
(c) Best material to observe mitosis is onion root tip cell.
(d) The longest phase of karyokinesis of cell division is prophase.

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(a) and (b) only

(b) and (c) only

(b) and (d) only

(a), (c) and (d) only

answer is D.

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Detailed Solution

Spindle fibres are chemically made up of tubulin proteins.
The term mitosis was coined by Flemming.
Best material to observe mitosis is onion root tip cell as it has very long chromosomes.
The longest phase of karyokinesis of cell division is prophase.

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