Cells Ch 1

Front

Cells are the basic units of structure and __________ in living things.

Back

function

Front

What is the largest level of organization in living things?

Back

organism

Front

Which organelle is known as the control center of a cell?

Back

nucleus

Front

What significant discovery was made possible by the invention of the microscope?

Back

cells

Front

What term refers to the movement of materials through a cell membrane when the cell’s energy is required?

Back

active transport

Front

What is the function of the cell membrane?

Back

To protect the cell and control what enters and leaves.

Front

What is the jelly-like substance inside a cell called?

Back

cytoplasm

Front

What organelle is responsible for energy production in a cell?

Back

mitochondria

Front

What is the role of ribosomes in a cell?

Back

To synthesize proteins.

Front

What is the difference between plant and animal cells?

Back

Plant cells have a cell wall and chloroplasts; animal cells do not.