Which word best describes the tone of the excerpt? a. mysterious b. mocking c. frustrated d. troubled

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

What element does susan b. anthony include in this passage to strengthen her argument?

What would happen if the krill were removed from the food web