Answer:
Hydrogen gas has the highest calorific value of 150 KJ/g among all the fuels. So, hydrogen gas is considered to be an extremely good fuel.
Explanation:
Answer:
A blood donor is a person who donates blood and a blood recipient is a person who receives donated blood.
Explanation:
The external cell membrane. Even organisms as simple as bacteria have a cell membrane.
Prokaryotes do not have internal membranes but they still have external membranes.
Everything living thing has a cell membrane
Answer:
which plants and animals?
Explanation:
2 degrees Fahrenheit and ~ 1 degree Celsius