NGSS
HS-LS3-2
5 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Biology · Chapter 4 · Lesson 3
Different on purpose, this time.
Honors Biology · Chapter 4 · Lesson 3
Three sources of variation, and only one of them is mutation.
Honors Biology · Chapter 4 · Lesson 4
Oncogenes and Tumour Suppressors
A stuck accelerator or two failed brakes.
Honors Biology · Chapter 6 · Lesson 4
A pair of scissors, and a repair the cell does itself.
Honors Biology · Chapter 6 · Lesson 5
Which questions are scientific, and which are not.