Lesson 74 of 84 · Cells
Lesson⭐ 30 XP🌿 Wild JungleCell Organelles and Their Jobs (Part 4)
Cell Organelles and Their Jobs (Part 4).
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
What the body does in one minute is wilder than any cartoon.
Mind = Blown
🦠 You have more bacterial cells in your body than human cells.
Make a hypothesis first
Guess: how does the body solve this problem?
What You'll Learn
Mutations are changes in DNA sequence that can occur randomly. Most mutations have no effect, some are harmful, and a few may be beneficial and help a species adapt.
Key Words
- fossil record
- species
- heredity
Steps
Look at the vocabulary words and write a definition for each in your own words.
Prepare a wet-mount slide of an onion skin and observe it under a microscope (or magnifying glass). Draw and label the cell wall, cell membrane, and nucleus.
Use your senses (except taste) to describe what you notice.
Write a summary of your findings in 3-5 sentences.
Check Your Understanding
Question 1
1 of 3What organelle produces energy for the cell?
Where you see this in real life
Your own body is doing this thousands of times every second.
Stretch Challenge
Try this in real life this week.
Find one thing about your body that's different from a friend's. Wonder why.
For the dinner table
“Tell me something you noticed about your own body today.”
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
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