Biology STAAR Review

Front

Which structures are found in every living cell?

Back

Cell membrane and cytoplasm are found in every living cell.

Front

What is the vascular tissue that carries water and dissolved minerals from the roots of a plant to its leaves?

Back

Xylem is the vascular tissue responsible for carrying water and dissolved minerals.

Front

What is an example of an analogous structure?

Back

An analogous structure is a body part that is similar in function but different in structure, such as the wings of a butterfly and the wings of a bird.

Front

What type of cell has cell walls, free floating DNA, and is unicellular?

Back

A prokaryote has cell walls, free floating DNA, and is unicellular.

Front

What type of cell has DNA enclosed in a nucleus and membrane-bound organelles?

Back

A eukaryote has DNA enclosed in a nucleus and membrane-bound organelles.

Front

Define prokaryote.

Back

A prokaryote is a unicellular organism that lacks a nucleus and membrane-bound organelles.

Front

Define eukaryote.

Back

A eukaryote is an organism whose cells contain a nucleus and membrane-bound organelles.

Front

What is the function of chloroplasts?

Back

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

Front

What is the role of the cell membrane?

Back

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

Front

What are vestigial organs?

Back

Vestigial organs are body parts that have lost their original function through evolution, such as the human appendix.