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Ch 2 Scott Foresman Word Scramble

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Created by: czeponis

Popular Biology sets

Genetics: Monohybrid, Dihybrid, & Non-Mendelian

Unit 2- Requirements of Life

Evidence of Evolution

Question	Answer
what is a cell	the building block of all living things
Cells	the building blocks of living things.
cell membrane	covers and protects the cell. It lets things pass into and out of the cell. This can be compared to your skin.
nucleus	is the control center of the cell. It contains DNA.
vacuole	acts like a stomach storing and breaking down materials.
mitochondria	produces energy for the cell
cellular respiration	the process by which cells get their energy.
How does cell respiration work	cells take in oxygen and food (like sugar) and release carbon dioxide and water.
Why are cell different shapes and sizes?	because they have different jobs to do.
Red blood cells	small, smooth, flexible saucers because they need to move through blood vessels.
Nerve cells	like the cells in your brain, have branch like structures so they can quickly send messages to all the parts of the body.
skin cells	Flat cells that can be layered like shingles on a roof.
Lung Cells	Cells with hair-like structures. The hairs help keep out dirt and bacteria.
tissue	a group of cells that have the same job
Organs	Tissues group together to form these.
Organ system	Organs group together to form these.
Organism	Organ systems form these.
Do Plants have tissues and organs too?	Yes
A leaf	an example of a plant organ.
How do cells work together to form an organism?	Cell->tissue->organ->organ system->organism
organ system	a group of organs working together to carry out life processes.
muscle system	works with the skeletal system to move your body. The muscular system also works with your digestive system to help move food through the stomach and intestines.