Biology Module 1

Question 1

What is a cell?

Answer 1

It is the smallest structural and functional unit of a living organism; they are the building blocks of life.

Question 2

What is an organelle?

Answer 2

A membrane-bound compartment within the cell. Each organelle has a different function that helps keep the organism alive.

Question 3

What is the nucleus?

Answer 3

-Is the organelle that contains the cell’s genetic information; this is needed for growth repair and proper functioning.
- Around the nucleus, there is a nuclear membrane with small pores called neclear pores.

Question 4

What is the nucleolus?

Answer 4

• It is found in the nucleus
• It is mainly made of proteins and ribonucleic acid (RNA)
• It is where ribosomes are made

Question 5

What are ribosomes?

Answer 5

• There are small organelles made out of ribosomal RNA and protein.
• ribosomes are not membrane-bound
• sometimes float around in cytoplasm
• Often found connected to endoplasmic reticulum