Answer:
The food particles are then engulfed by phagocytosis, forming a food vacuole. Lysosomes then fuse with the food vacuole. ... Most ciliates also have one or more large contractile vacuoles, which collect water and expel it from the cell to maintain osmotic pressure.
Explanation:
Answer:
Carbon dioxide because theres air water and sun and the air is oxygen
4. It makes the resource available for use
Answer:
Explanation:
The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The order of these bases is what determines DNA's instructions, or genetic code.