Lesson 45 of 84 · Heredity
Lesson⭐ 30 XPDominant and Recessive Traits (Part 3)
Dominant and Recessive Traits (Part 3).
🎯 Your mission
Understand the idea. Then look for it everywhere.
⚡ The twist
Nature loves to surprise the careful watcher.
Mind = Blown
🔬 The more you look, the more nature shows you.
Make a hypothesis first
Before you start: write down what you think will happen, and why.
What You'll Learn
Dominant alleles are expressed when present, while recessive alleles are only expressed when two copies are present. A person with one dominant and one recessive allele shows the dominant trait.
Key Words
- chromosome
- mitosis
- trait
Steps
Look at the vocabulary words and write a definition for each in your own words.
Compare and contrast prokaryotic and eukaryotic cells. Create a Venn diagram showing their similarities and differences.
Note any unexpected results and think about why they happened.
Share your findings with the class or a partner and discuss what you learned.
Check Your Understanding
Question 1
1 of 3What is a dominant trait?
Where you see this in real life
This shows up in your everyday life more than you'd think.
Stretch Challenge
Try this in real life this week.
Try one experiment in real life this week — even a tiny one.
For the dinner table
“What's the most surprising thing you learned 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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