Answer:Valves stop blood flowing backwards
Explanation: Valve are flags of tissue that control the direction of the blood in our heart.,it prevent the backwards flow of blood. valves regulate blood from flowing back into the atria.The right and left atrio-ventricular valves prevent blood from flowing backwards into atria. When the ventricle is full,the valve prevent backwards flow of blood.
It refers to Calorific flow
Answer:
it will sink
Explanation:
water has density of 1 g/cm³
the object has density 2.5 g/cm³
It will sink in water as much more dens
Answer:
DNA is located in an organisms cells.It depends,however on what kind of organisms it is
Explanation:
