Explanation

• RNA polymerase is the enzyme responsible for transcribing DNA into RNA during the process of transcription.
• It reads the template DNA strand and adds nucleotides to a growing RNA chain.

Explanation

Explanation

Meninges are the three protective membranes (dura mater, arachnoid mater, and pia mater) that surround the brain and spinal cord.

They help protect the central nervous system and contain cerebrospinal fluid (CSF).

Explanation

Meissner’s corpuscles are specialized mechanoreceptors that detect light touch and vibrations in the skin.

They are most abundant in fingertips, lips, and palms.

Explanation

An ulcer is a gut disorder where the inner lining of the stomach or intestine becomes sore or eroded.

It often causes pain, bleeding, and discomfort, especially in the stomach or small intestine.

Explanation

DNA contains deoxyribose sugar, not ribose.

Ribose sugar is found in RNA, not in DNA.

Explanation

Explanation

Milk is approximately 87% water and 13% solids.

The solids include fats, proteins, vitamins, and minerals.

Explanation

As temperature increases, the solubility of gases like oxygen and carbon dioxide in water decreases.

This happens because gas molecules gain energy and escape more easily from the liquid.

Explanation

Blood pressure is the force exerted by blood against the walls of arteries.

It reflects how hard the heart is working to pump blood through the arterial system.