Ch. 8.1 and 8.2 Vocabulary Flashcard

Front

What is the internal membrane system in which components of cell membrane and some proteins are constructed?

Back

Endoplasmic reticulum.

Front

What is a unicellular organism that lacks a nucleus and membrane-bound organelles?

Back

Prokaryote.

Front

What is the rigid structure that surrounds the cell membrane and provides support to the cell?

Back

Cell wall.

Front

What is the network of protein filaments within some cells that helps the cell maintain its shape and is involved in many forms of cell movement?

Back

Cytoskeleton.

Front

What is the fundamental concept of biology that states that all living things are composed of cells?

Back

Cell theory.

Front

What is the function of the Golgi apparatus in a cell?

Back

It modifies, sorts, and packages proteins and lipids for secretion or delivery to other organelles.

Front

What is the role of lysosomes in a cell?

Back

They contain enzymes that break down waste materials and cellular debris.

Front

What is the function of mitochondria in a cell?

Back

They are the powerhouse of the cell, generating ATP through cellular respiration.

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

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