NEET UG 2014 — Cell - The Unit of Life

The solid linear cytoskeletal elements having a diameter of $7$ nm and made up of a single type of monomer are known as:

The motile bacteria are able to move by:

The osmotic expansion of a cell kept in water is chiefly regulated by:

Which structures perform the function of mitochondria in bacteria?

Match the following and select the correct answer: <table class="pyq-table"><tbody><tr><td></td><td>Column I</td><td></td><td>Column II</td></tr><tr><td>(a)</td><td>Centriole</td><td>(p)</td><td>Infoldings in mitochondria</td></tr><tr><td>(b)</td><td>Chlorophyll</td><td>(q)</td><td>Thylakoids</td></tr><tr><td>(c)</td><td>Cristae</td><td>(r)</td><td>Nucleic acids</td></tr><tr><td>(d)</td><td>Ribozymes</td><td>(s)</td><td>Basal body cilia or flagella</td></tr></tbody></table>