D prevents repeating. experiments have to be repeated to be reliable.
Answer:
Afferent arterioles are a group of blood vessels that supply blood to glomerulus in nephron while afferent arteriole brings back blood from glomerolus.
Answer:
Enzymes speed up a chemical reaction making the reaction easier to occur.
You did it right you got it all right
Answer:
We know that when substance donate the electron then it from positive charge but when substance take electron then it form negative charge .
The most common ions in blood plasma
1.Cation -Sodium(Na+)
2.Anion -Chloride(Cl-)
The most common ions interstitial fluid
1.Cation -Potassium
2.Anion - Chloride
