What type of lipid is estrogen?
steroid
phospholipid
triglyceride
wax

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

Based on her survey, which advertising mediums will work best to publicize leslie's in-store specials?

Which of the following is not a technology that can be used to conserve resources? a. hydropower b. volcanic power c. natural gas d. geothermal select the best answer from the choices provided a b c d