Specialised Cells

Front

What is the function of xylem in plants?

Back

Xylem is responsible for transporting water and dissolved minerals from the roots to the rest of the plant.

Front

What is a red blood cell and why does it lack a nucleus?

Back

A red blood cell is a specialized cell that carries oxygen throughout the body. It lacks a nucleus to maximize space for hemoglobin, the protein that binds oxygen.

Front

Identify a key difference between plant cells and animal cells.

Back

Plant cells have a cell wall and chloroplasts, while animal cells do not.

Front

What is cytoplasm and what is its role in a cell?

Back

Cytoplasm is the gel-like substance inside a cell that contains organelles and is the site for many cellular processes.

Front

What is the function of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell, maintaining homeostasis.

Front

What are chloroplasts and what is their function in plant cells?

Back

Chloroplasts are organelles in plant cells that conduct photosynthesis, converting light energy into chemical energy.

Front

What is the role of the nucleus in a cell?

Back

The nucleus is the control center of the cell, containing genetic material (DNA) and regulating cell activities.

Front

Describe the structure and function of a cell wall in plant cells.

Back

The cell wall is a rigid outer layer that provides structural support and protection to plant cells.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

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

Front

What is the function of mitochondria in cells?

Back

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