NGSS
HS-LS3-1
5 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Biology · Chapter 5 · Lesson 1
What a pea plant settled.
Biology · Chapter 5 · Lesson 3
Most traits are not one gene with two options.
Biology · Chapter 5 · Lesson 4
One chromosome carries genes the other does not.
Biology · Chapter 6 · Lesson 4
Most of them do nothing at all.
Honors Biology · Chapter 1 · Lesson 4
A molecule shaped for copying.