Unit 4 Review: Cell Comm. and Division (AP)

Front

What is the term for the proteins that spindle fibers attach to during mitosis?

Back

Kinetochore

Front

What do cyclin and CDK combine to form?

Back

MPF (Maturation Promoting Factor)

Front

What is a signaling molecule made and released by one cell to communicate with another?

Back

Ligand

Front

Which type of signaling involves a ligand with the longest life?

Back

Endocrine signaling

Front

What is NOT a common characteristic of cancer cells?

Back

They will stop dividing and undergo apoptosis if needed.

Front

Define 'Chromosome'.

Back

A structure made of DNA and proteins that contains genetic information.

Front

What is the role of 'Centromere' in cell division?

Back

It is the region where sister chromatids are joined and where spindle fibers attach.

Front

Explain 'Autocrine signaling'.

Back

A type of signaling where a cell targets itself.

Front

What is 'Juxtacrine signaling'?

Back

A type of signaling that requires direct contact between the signaling and target cell.

Front

Define 'Paracrine signaling'.

Back

A type of signaling where a cell communicates with nearby cells through signaling molecules.