Explain what each scientist contributed to the cell theory: Hooke, Schleiden, Schwann.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

What would most likely happen if a person increased the amount of saturated fat in his or her diet? the person's risk of cardiovascular disease would increase. the person's risk of cardiovascular disease would decrease. the person's bad cholesterol would decrease. the person’s good cholesterol would increase.