Fundamentals of Cell Structure and Function

Question 1

Which organelle contains the cell's $DNA$ and controls cell activities? [EDITED]

Accepted Answer

c1

Answer

Nucleus

Answer

Mitochondrion

Answer

Cell membrane

Answer

Ribosome

Question 2

Which structure is primarily responsible for producing $ATP$ through cellular respiration?

Accepted Answer

c3

Answer

Ribosome

Answer

Nucleus

Answer

Mitochondria

Answer

Golgi apparatus

Question 3

Describe the primary function of ribosomes.

Accepted Answer

Ribosomes synthesize proteins by translating messenger RNA and assembling amino acids into polypeptide chains.

Question 4

Explain how the cell membrane contributes to cellular homeostasis.

Accepted Answer

The cell membrane is selectively permeable, controlling the movement of ions and molecules into and out of the cell to maintain internal conditions.

Question 5

The cell membrane is a {{b1}} barrier that regulates what enters and exits the cell.

Accepted Answer

b1: selectively permeable

Answer

selectively permeable

Question 6

Mitochondria are known as the {{b1}} of the cell because they produce {{b2}} via cellular respiration.

Accepted Answer

b1: powerhouse; b2: $ATP$

Answer

powerhouse

Answer

$ATP$