bio cells

What is the function of the nucleus in a cell?

Controls all chemical activities in the cell, cell development, and cell division.

What key substance does the nucleus contain that carries genetic code?

Chromosomes (DNA) that carry genetic information from parents to offspring.

What is the cytoplasm and what does it contain?

Part of protoplasm between the cell membrane and nucleus, containing enzymes and organelles.

What state can cytoplasm exist in?

Cytoplasm can exist in either a sol (liquid) state or gel (semi-solid) state.

What is the role of the cell membrane?

Controls movement of substances in and out of the cell, maintains shape, and prevents contents from escaping.

What are mitochondria known for?

Mitochondria are known as the powerhouse of the cell and are the site of aerobic respiration.

What is the primary function of ribosomes?

The site of protein synthesis.

What characteristic of the cell membrane allows it to control substance movement?

Partially permeable, allowing some substances to pass through.

What is the significance of the nuclear membrane/envelope?

Encloses the nucleus and protects the genetic material inside.

What happens to a cell without a nucleus?

A cell will not live long and cannot reproduce or divide.