Unit 4 The Cell - Summative 2024

Front

What is the function of the diaphragm in a microscope?

Back

The diaphragm controls the amount of light that reaches the specimen being observed.

Front

What is cytoplasm?

Back

Cytoplasm is the fluid inside a cell that contains organelles and is the site of many cellular processes.

Front

What is the role of the cell membrane?

Back

The cell membrane controls what enters and exits the cell, providing protection and structure.

Front

Why do plant cells have large vacuoles?

Back

Plant cells have large vacuoles to store water and maintain cell structure.

Front

What is an objective lens in a microscope?

Back

The objective lens is the lens closest to the specimen, which magnifies the image.

Front

Define ribosomes.

Back

Ribosomes are cellular structures that synthesize proteins by translating messenger RNA.

Front

What is the nucleus?

Back

The nucleus is the organelle that contains the cell's genetic material (DNA) and controls cellular activities.

Front

What is the function of chlorophyll?

Back

Chlorophyll is a pigment found in plants that absorbs light energy for photosynthesis.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.

Front

What is the role of the mitochondria?

Back

Mitochondria are the powerhouses of the cell, generating ATP through cellular respiration.