Answer:
The salt worked like sodium on the onion.
Explanation:
Answer:
Explanation:
1) Excitation brings about contraction.
2) Contraction leads to an increase in blood pressure.
3) Changes in blood pressure results in the opening and closing of the heart valves.
4) The opening and closing of heart valves then regulates the flow of blood and it's volume.
The answer is chloroplasts
Answer: between the second and
third finger
The correct method of removing
a glass stopper is to grasp it between the second and third finger with the
help of the thumb. If the glass stopper is stuck, you can use the tap method by
using many gentle tap and keep on turning the flask. Another technique is to put
oil or use a flame to expose it to heat.
Answer: c. If you cut an onion near a person, then his/her eyes will always begin to produce tears
Explanation:
