Cells and Life

Front

Which substance makes up 75% of the volume of cells?

Back

Water is the substance that makes up 75% of the volume of cells.

Front

Which substance is a lipid?

Back

Cholesterol is a type of lipid.

Front

Cells need 4 substances to live, which are ___________________

Back

Lipids, carbohydrates, protein, nucleic acids are the four substances cells need to live.

Front

The _____________________________ states that all organisms are made of one or more cells.

Back

Cell Theory states that all organisms are made of one or more cells.

Front

____________________ is when living things keep internal conditions within a certain limit.

Back

Homeostasis is the process by which living things keep internal conditions within a certain limit.

Front

What is the basic unit of life?

Back

The cell is the basic unit of life.

Front

What are the two main types of cells?

Back

The two main types of cells are prokaryotic and eukaryotic cells.

Front

What is the function of the cell membrane?

Back

The cell membrane controls what enters and exits the cell.

Front

What is cytoplasm?

Back

Cytoplasm is the jelly-like substance inside the cell where organelles are found.

Front

What are organelles?

Back

Organelles are specialized structures within a cell that perform specific functions.