Exploring Cell Organelles and Their Functions

The video tutorial explains the transportation of nutrients and cell products facilitated by the endoplasmic reticulum (ER), which includes rough and smooth types. It highlights the role of ribosomes in protein synthesis, the Golgi apparatus in processing and delivering proteins and lipids, and lysosomes in digestion and recycling. The mitochondria, known as the cell's powerhouse, generate energy in the form of ATP. The tutorial also touches on the semi-autonomous nature of mitochondria and their evolutionary link to bacteria.

What is the primary function of the endoplasmic reticulum (ER) in a cell?

• To generate energy

• To transport nutrients and waste

• To synthesize DNA

• To store genetic information

Which type of ER is covered with ribosomes?

• Neither type

• Both types

• Rough ER

• Smooth ER

What is the main role of ribosomes in the cell?

• To store energy

• To digest waste

• To synthesize proteins

• To transport lipids

Where are proteins that will be used inside the cell synthesized?

• On the rough ER

• In the Golgi apparatus

• On free-floating ribosomes

• In the nucleus

What is the primary function of the Golgi apparatus?

• To process and package proteins and lipids

• To store calcium

• To generate ATP

• To synthesize RNA

Which organelle is responsible for digesting and recycling cellular components?

• Golgi apparatus

• Lysosomes

• Ribosomes

• Mitochondria

How do lysosomes help white blood cells?

• By storing nutrients

• By digesting foreign substances

• By synthesizing proteins

• By generating energy

What is the main function of mitochondria in the cell?

• To generate energy in the form of ATP

• To synthesize proteins

• To store genetic information

• To transport nutrients

Tags

NGSS.HS-LS1-7

What unique feature do mitochondria have that supports the theory of their bacterial origin?

• They contain their own ribosomes and DNA

• They are found only in prokaryotic cells

• They have a single membrane

• They are involved in protein synthesis

Which cells are likely to have a higher number of mitochondria?

• Nerve cells

• Skin cells

• Muscle cells

• Red blood cells

Tags

NGSS.HS-LS1-7