2.2 Cell Functions

An organelle that packages proteins from the ER and sends them around the cell (the cell's warehouse):

• Mitochondria

• Ribosome

• Golgi apparatus

• Lysosome

A group of similar ___________ make up a tissue.

• cells

• tissues

• organs

• systems

The basic unit of life is called a ___________.

• tissue

• organ

• cell

• organism

Organelles that help in protein synthesis are called ___________.

• mitochondria

• ribosomes

• lysosomes

• endoplasmic reticulum

The organelle responsible for photosynthesis in plant cells is called ___________.

• mitochondria

• chloroplasts

• nucleus

• endoplasmic reticulum

The powerhouse of the cell that produces energy is the ___________.

• nucleus

• ribosome

• mitochondria

• endoplasmic reticulum

The process by which cells take in nutrients and expel waste is known as ___________.

• cellular transport

• cell division

• cell respiration

• cell signaling

The outer layer of a cell that controls what enters and leaves is called the ___________.

• cell membrane

• cell wall

• cytoplasm

• nucleus

Several tissues make up an ____________.

• organ

• organism

• cell

• system

The organelle that powers the cell by converting the energy from food we eat, to energy the cell can use:

• nucleus

• ribosome

• mitochondria

• endoplasmic reticulum