30-100 different types of molecules.
C. cell membrane the cell membrane lets the good stuff in and keeps the bad stuff out.
Answer:
B: sunlight
Explanation:
Photoautotrophs need sunlight to make their own food, to do photosynthesis
the prefix photo means light meaning it needs sunlight to make it's own food.
Answer:
The bloodstream carries glucose a type of sugar produced from the digestion of carbohydrates and other foods-to provide energy to cells throughout the body
Explanation:
The answer is , Disruptive Selection!