Question: Which two cellular structures provide protection to the cell?
Answer: cellular membrane and cell wall
Explanation: it prtoects the cell these two protect the cell from the enviormental things around it
question answered by
(jacemorris04)
Sodium bicarbonate and digestive enzymes.
A vertebrate is an animal with a backbone.
The right option is; b. the water caused an increase in temperature of the air inside the ball and an increase in pressure.
The dent (hollow area formed by pressing or hitting) from the ping-pong ball disappeared because energy was transferred from the hot boiling water in which the ball was placed to the air inside the ball. This transferred energy will increase the temperature of the air inside the ball and the air molecules will begin to move faster with a greater force. Hence, causing an increase in pressure.
