protective layer around all cells, allows nutrients in and waste out

Where photosynthesis occurs; in plant cells only

breaks down food for energy, called powerhouse

Control center of cell, contains instructions for everything the cell does.

stores materials such as food, water, sugar, and minerals

builds proteins, each cell contains thousands, found on ER and floating throughout cell

moves materials around in the cell, two types: smooth and rough

smallest unit of life

An organism with more than one cell is known as a/an

Which structure represents the mitochondria?

When an organism has many organs working together for the same purpose, they form a/an

Which of the following is a plant cell?

An organism is...

Which level of organization is missing?

1. organism
2. organ system
3. organs
4. __________
5. cell
6. organelle

Specific type of plant tissue that transports water and minerals from the roots, through the stems, to leaves

Which of the following is an undifferentiated embryonic tissue found in the active growth regions of plants such as tips of roots and stems?

Epithelial cells lining on stomach secretes:

__________ helps to connect bones to each other.

___________ tissues are made up of muscle fibers and arranged in bundles.