Answer:
Taking shorter showers
Don't leave appliances running if you're not using them
Turn off lights after leaving a room
Eating less meat
Using renewable energy/ resources
Driving less
Answer:
WBC.
Explanation:
WBC have cells, hence the name White Blood CELLS. They also contain a nucleus.
Answer:
Blood flow!
Explanation:
Blood flow is the volume of blood flowing through any given vessel, or through the circulatory system as a whole, per minute. This is also called cardiac output, and it's determined by the blood volume pumped during one beat and the number of beats per minute.
Hope this helps! :3