Characteristics of Life
Prove if its Alive!
Prokaryotic Cells
Eukaryotic Cells
Levels of Organization
100

All organisms are made of what?

Cells

100

Tree

Made of cells, etc.

100

Prokaryotic cells are usually __________ than eukaryotic cells.

Smaller

100

Eukaryotes have which organelle that prokaryotes do not have?

A nucleus and other membrane-bound organelles.

100

What is the basic unit of life?

Cells

200

When an organism sweats in response to increased temperature, this is what characteristic of life?

Response to Stimuli

200
Puppy

Made of cells, etc.

200

Where is the DNA of a prokaryote found?

In the cytoplasm

200

Where do eukaryotes store their DNA?

In the nucleus

200

The brain is an example of what level of organization?

Organ

300

Cellular respiration and chloroplast is how cells make _________, another characteristic of life.

Energy

300

Rock

Not made of cells

300

What is a single-celled organism called?

Unicellular

300

How do eukaryotic cells store their genetic material?

As chromosomes.
300
What are tissues made of?
The same type of cell
400

Animals becoming better suited to their environment through adaptations is which characteristic of life?

Changes/Adapts over time

400

Bacteria

Made of cells.

400

What is one structure that prokaryotes have eukaryotes do not have?

Plasmids

400

What does being more complex allow eukaryotic cells to do?

Achieve multicellularity

400

Different kinds of tissues coming together forms what?

Organ

500

What is the regulation of an organism's internal conditions to maintain life?

Homeostasis

500

Virus

No genetic material.

500

Are prokaryotes less complex or more complex than eukaryotic cells?

Less complex

500

What are 2 organelles that eukaryotic cells have that have DNA other than the nucleus?

Mitochondria and Chloroplast

500

Put the following in order: Organ, Organism, Cell, Organ System, and Tissue.

Cell -> Tissue -> Organ -> Organ System -> Organism

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