What is true of unsaturated fatty acid chains? a. They contain at least one double or triple bond

b. They contain only single covalent bonds

c. They are only made in the liver cells of animals

d. They are less healthy than saturated fats

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

In a cladogram' when does a group of organisms branch off