Cell Basics
Organelle Functions
Level of Organization
Body Systems
System Interactions
100

The smallest unit that can carry out all functions of life.

What is a cell?

100

This organelle controls basic cell functions and contains DNA.

What is the nucleus?

100

The simplest, most basic level in the organization sequence.

What is a cell?

100

This system pumps blood to transport oxygen, nutrients, and waste throughout the body.

What is the Circulatory system?

100

When feeling stressed about a pop quiz, your appetite disappears and you feel "butterflies" in your stomach. These TWO systems are interacting.

What are the Nervous system and Digestive system?

200

 Two materials/inputs that cells must take in order to grow, divide, and stay alive.

What are energy and nutrients?

200

These small structures are the site where proteins are made in the cell.

What are ribosomes?

200

The correct order of levels of organization from simplest to most complex.

What is Cell → Tissue → Organ → Organ System → Organism?

200

This system takes in oxygen gas and releases carbon dioxide.

What is the Respiratory system?

200

When a dodgeball flies toward your head, your brain signals your muscles to duck while your skull protects your brain. These TWO systems provide the protection.

What are the Nervous system and Skeletal system?

300

These two organelles are found in plant cells but NOT in animal cells.

What are the cella wall and chloroplast? or langer central vacuole?

300

The organelle where cellular respiration takes place to release energy for the cell.

What is the mitochondria?

300

A group of similar cells working together to perform a specific function.

What is a Tissue?

300

This system provides structural framework, protects inner organs, and produces blood cells in marrow.

What is the Skeletal system?

300

After salty food is digested, extra sodium is filtered out of the blood. These TWO systems are working together.

What are the Digestive system and Excretory / Circulatory systems?

400

This cell structure acts as a outer boundary controlling what enters and exits the cell.

What is the cell membrane? 

400

This organelle absorbs light energy to perform photosynthesis.

What is the chloroplast?

400

In plants, a leaf or a root represents this level of organization.

What is an Organ?

400

This system detects stimuli, transmits electrical signals, and controls body activities.

What is the Nervous system?

400

When inner ear nerves detect a loss of balance, leg muscles adjust bones to prevent a fall. These TWO systems interact to adjust movement.

What are the Nervous system and Muscular / Skeletal systems?

500

The clear, jelly-like material that fills up the interior of the cell.

What is cytoplasm?

500

This organelle folds, modifies, and transports proteins as well as builds lipids

What is the Endoplasmic Reticulum (ER)?

500

The highest, most complex level of organization that represents a complete living individual.

What is an Organism?

500

This system acts as a protective outer barrier against injuries and helps regulate body temperature.

What is the Integumentary system?

500

This process describes how body systems work together to maintain internal stability and balance.

What is Homeostasis?

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