Answer: (B) Ribosomes make proteins
Explanation: Ribosomes are just the sites where proteins are made and has nothing to do with communication.
A. Bacteria to Seaweed to Fish to Seal to Polar Bear
Answer:
A lipid is any of various organic compounds that are insoluble in water. They include fats, waxes, oils, hormones, and certain components of membranes and function as energy-storage molecules and chemical messengers.
Explanation:
looked it up.
The molten material moving in the mantle due to circulation moves the lithospheric plates
maybe A&C? not entirely sure, but thats my best guess!