Lipids, also known as fats are composed of one ? and three ?

What happened to rosalind franklin in 1956?

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13