Characteristics of Life & Basic Cells Check

___________a molecule that is present in all living cells and that contains the information that determines the traits a living thing inherits and needs to live.

• Cell

• Stimulus

• Homeostasis

• DNA

When you step out into the cold, your body shivers in order to keep its temperature at 98.6F. What characteristics of life is being shown?

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

Green plants produce their own food through the process of photosynthesis. What characteristics of life is being shown?

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

A camel has eyelashes that work to keep the dust and sand out of its eyes. What characteristics of life is being shown?

• All living things adapt to their environment
• All living things grow
• All living things have cells
• All living things use energy

Over three years, Tim's height has increased from 5'4" to 5'11". What characteristics of life is being shown?

• All living things contain cells
• All living things maintain homeostasis
• All living things use energy
• All living things grow

YOU are a multi-celled organism but an amoeba is a single celled organism. What characteristics of life is being shown?

• All living things have cells
• All living things grow
• All living things use energy
• All living things respond to their environment

Living things are made up of units called

• DNA

• Cells

• Homeostasis

• Seeds

Rocks are not living because

• they never move
• they aren't needed for humans
• they are not made of cells
• they don't break down

In order for something to be considered a living organism, it must display _____ of the characteristics of living things.

• one
• some
• all
• more than half

Which is true of prokaryotic and eukaryotic cells?

• Prokaryotic cells are larger than eukaryotic cells.

• Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.

• Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.

• Eukaryotic cells are simpler than prokaryotic cells.