Lesson 1: The Cell

He discovered cells through his studies on cork.

• Anton Van Leeuwenhoek

• Robert Brown

• Robert Hooke

• Rudolf Virchow

Which of the following is NOT true about Anton Van Leeuwenhoek?

• He is a Dutch merchant.

• He discovered tiny living organisms called "animalcules".

• He discovered the very first microscope.

• He also observed red blood cells and sperm cells in a microscope.

It is also known as the energy of the cell.

• Protein

• Mitochondria

• DNA

• ATP

This part is stronger in plant cells than in animal cells.

• Vacuole

• Cell Wall

• Cell Membrane

• Nucleus

According to the cell theory, all living things are made up of ______________.

The idea that mice came from rags is an example of what theory of living organisms?

• Atomic Theory

• Spontaneous Generation

• Cell Theory

• Biogenesis

True or False. The endoplasmic reticulum can either be rough or smooth depending on the presence of ribosomes.

• True

• False

Why is the nucleus considered as the brain of the cell?

• Because it commands all organelles to function.

• Because it regulates the entrance and exit of materials.

• Because it creates protein which are very important in our body.

• Because it is where the organelles are embedded.

Which of the following is not a part of the cell membrane?

• Transport Proteins

• Hydrophilic Head

• Hydrophobic Tail

• Golgi Body

Identify which of the following are parts of a prokaryotic cell.

• Nucleoid Region

• Pilus / Pili

• Vacuole

• Flagellum / Flagella

• Cell Wall