Prokaryotic genetic system has

Correct Answer: A

Rationale: Prokaryotes have DNA but lack histones, unlike eukaryotes.

Correct Answer: D

Rationale: The pituitary gland is considered the master gland of the endocrine system.

Correct Answer: D

Rationale: The tricuspid valve is located between the right atrium and right ventricle.

Correct Answer: C

Rationale: Mucosa is a mucus membrane(& secretes mucus)

Correct Answer: D

Rationale: Molecules that are soluble in water cannot pass through lipid(fat). So the phospholipids are a barrier. The functions described by B.& C. are performed by other molecules in the plasma membrane.