NEET Test 160...

During the denaturation of proteins, which of these structures will remain intact?

Cyanide process is used for the extraction of

A millivoltmeter of 25 mV range is to be converted into an ammeter of 25 A range. The value (in ohm) of the necessary shunt will be:

Hepatic portal system connects:

A circular disc X of radius R is made from an iron plate of thickness t and another disc Y of radius 4R is made from an iron plate of thickness t/4. The relation between the moments of inertia I_x and I_y is

A 0.1M aqueous solution of a weak acid is 2% ionised. If the ionic product of water is 1 × 10⁻¹⁴ mol²dm⁻⁶, then [OH^-] is:

Which of the following is correct about keystone species in an ecosystem?

Monothecous stamens are found in:

The ratio of radii of the earth to another planet is 2/3 and the ratio of their mean densities is 4/5. If an astronaut can jump to a maximum height of 1.5 m on the earth, with the same effort, the maximum height he can jump on the planet is

Which is the most abundant protein in the animal word?