Question

part 2: fill in the blanks (3 points)

use these words to complete the sentences.

word bank: nucleus • energy • membrane

1. the cell _______________ controls what goes in and out of the cell.
2. the _______________ is the control center of the cell.
3. mitochondria help the cell make _______________.

Explanation:

Identify the function of the cell boundary

The cell membrane is the outer barrier that regulates the movement of substances entering and leaving the cell.

Identify the control center of the cell

The nucleus contains the genetic material (DNA) and coordinates cellular activities, acting as the control center.

Identify the product of mitochondria

Mitochondria are the powerhouses of the cell, converting nutrients into usable chemical energy (ATP).

Answer:

Question 6

1. The cell <blank>membrane</blank> controls what goes in and out of the cell.

Question 7

1. The <blank>nucleus</blank> is the control center of the cell.

Question 8

1. Mitochondria help the cell make <blank>energy</blank>.