Cell Unit Study Guide

Front

What is a tissue?

Back

A collection of different kinds of cells that together perform a specialized job.

Front

What must all cells do to sustain life?

Back

Digest nutrients and water, excrete waste and fluids, and maintain a homeostasis environment (aka cellular respiration and regulation).

Front

What is mitosis?

Back

The process where the nucleus splits in two with equal numbers of chromosomes in each half, resulting in cell division.

Front

What cell structure controls all life processes for the cell?

Back

Nucleus.

Front

What is the primary function of ribosomes in a cell?

Back

Protein synthesis.

Front

What is the function of the cell membrane?

Back

It controls what enters and exits the cell, maintaining the internal environment.

Front

What is homeostasis?

Back

The ability of a cell or organism to maintain a stable internal environment despite changes in external conditions.

Front

What is the role of the cytoplasm?

Back

It is the jelly-like substance within the cell that holds organelles and is the site for many metabolic processes.

Front

What are organelles?

Back

Specialized structures within a cell that perform specific functions.

Front

What is cellular respiration?

Back

The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.