They are forms of sugar and proteins, they are all carbohydrates and they are all related to photosynthesis.
Sedimentary rocks are formed by cementation and compaction. This happens when sediment particles are compressed and fused together over very long periods of time.
Active transport (exocytosis, endocytosis, pumps, etc.)
Answer: The answer is D. Unless light goes through a medium (like water or air) then light would be at its fastest speed going through a vacuum.
