Answer:
red blood cells and white blood cells
Explanation:
The answer is concrete laundry trays.
This is because as concrete trays ages with timeit becomes coarse and rugged due to water, soap and detergents. Their smoothness gradually fades with time, thus this makes it not as good regarding to health wise standards of living.
During a decomposition reaction, a compound partitions into its components.
Answer:
Explanation: minutes 60
Temperature (°C) D) 32 °C