Unit 3 lesson 3

Does increased UV Light increase or decrease your folate levels?

• Increase

• Decrease

Does increased UV Light increase or decrease vitamin D production?

• Increase

• Decrease

What is our Lesson 3 Investigation question?

Answer explanation

How are different skin tones advantageous from a microscopic (cellular) level and macroscopic (societal) level?

Why do our bodies need folate?

Answer explanation

Folate makes red blood cells which are essential to transporting oxygen throughout our bodies

True or False, early humans living far away from the equator had an advantage if they had melanin because it helped them produce more vitamin D.

• True

• False

What do red blood cells do for our body?

• Make us taller

• Give us energy

• prevent cancer

• Carry oxygen to the rest of our bodies

True or false, early humans had an advantage if they had melanin because it would help protect their folate levels against UV damage

• True

• False

Why was having melanin to protect from UV radiation advantageous for early humans

Answer explanation

human life started in africa and early humans living near the equator were exposed to a lot of UV light (sunshine) which can damage our cells. Melanin protects our cells from this damage

What region did you have for your CER assignment? What claim did you make?

Choose the option that explains how you feel about lesson 1.

• I don't feel confident

• With help little help, I can do it

• With lot of help, i can do it

• I feel confident