1) true
2) false
3) true
4) true
5) testosterone
6) I think tru
7) false
8)true
Three things that you can do to prevent a fire from occurring in your home is:install smoke alarms and test them monthly,have a fire extinguisher and know how to operate it,and plan escape routes.
I would say b.False cause that’s not true about most people I know- including myself.
Answer:
Both the respiratory and circulatory systems works in coordination in order to purify the blood.The heart continuously pumps blood and the lungs at alveolar sacs the CO2 and O2 get exchanged.Continuously through the diffusion.
From body parts the blood reaches at heart through Vena cava To right atrium,then from Right ventricle through pulmonary artery it reaches to lungs and get purified.Form there it again comes back to heart through pulmonary vein and again through Aorta it again reaches to the body parts.
Hope it helps....
