Answer:
4 beats
Explanation:
<u>The number of beats of the heart that will take blood from Aorta to The Brain </u>
n = Distance from Aorta to brain / distance per beat
<em>Given that distance per beat = 7.5 cm ( calculated value outside scope of question using the data attached below) </em>
n = 30 cm / 7.5 cm
= 4 beats
Damage to cell membrane can also lead to leakage of important cell constituents required for various metabolism of the cell. There can also be imbalance of electrolyte concentration in the cell which could lead to damage of proteins and organelles of the cell.
to be quite honest, I wasn't too sure on this question but I believe it's habitat destruction. if i'm wrong, my apologies.
Hydrogen is in group 1 because it is very reactive and has one valence electron.