Organelles
Organization of life
Macromolecules
Characteristics of life
100

This organelle surrounds ALL CELLS.

It controls what enters and leaves a cell.

Cell/plasma membrane

100

Atoms bond together to form...

Molecules

100

Sugars and starches;  they're the main source of energy for living things

Which macromolecule is described here?

Carbohydrates

100

A scientist examined a slice of a leaf and a slice of a human organ under a microscope and observed that they were both made of similar structures.

Which characteristic of living things does this best represent?

All living things are made of cells

200

This organelle provides the cell with energy by performing cellular respiration.

Mitochondrion (Mitochondria)

200

What is the smallest number of cells a living thing can have?

1 cell

200

Fats, oils, and waxes; They make up the cell membrane

Which macromolecule is described here?

Lipids

200

What is the term for when organisms constantly work to maintain stable internal conditions?

Homeostasis

300

This organelle is the "goo" (liquid) that fills up cells and holds the other organelles in place.

Cytoplasm (cytosol)

300

What is the term for organisms with only 1 cell?

What is the term for organisms with more than one cell?

Unicellular (single-celled)

Multicellular

300

The maximum number of covalent bonds that carbon can form with other atoms

4 covalent bonds

300

What is the term for the chemical reactions that occur in cells?

Metabolism

400

This organelle makes proteins.

Ribosome

400

Organize these terms smallest to largest:


Atom --> Molecule --> Macromolecule --> Cell --> Organelle 

400

DNA and RNA; their function is to store genetic information

Which macromolecule is described here?

Nucleic acids

400

Wolves are carnivores, they must hunt for prey like rabbits in order to stay alive.

Which characteristic of living things does this statement best demonstrate?

Energy and metabolism

500

This organelle is used for cell storage. It is much larger in plant cells than it is in animal cells.

Vacuole

500

Groups of similar cells are referred to as _____. These come together to make up organs.

Tissues

500

What does organic mean in science? (two things)

Comes from a living thing and contains carbon

500

When we get to hot, we sweat to release heat. When we get to cold, we shiver to generate heat.

Which characteristic of living things does this best represent?

Homeostasis

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