The acidity is secretions produce by plant roots.
Answer:
The forces acting on the box became unbalanced when the third student started pushing.
Explanation:
The horizontal forces, friction and applied, were balanced until more force was applied than friction. Mass can't increase or decrease.
homeostasis I think is the answer to the question
Amonia would the best answer
Answer: b. emulsify fats into smaller particles.
Explanation: Bile is a substance produced in the liver. Bile aids in the digestion and absorption of ingested fat in the body. During digestion of fat molecules, bile emulsifies or breakdown the large fat globules into smaller droplets. This gives the fat a large surface area for the lipase enzymes (fat digesting) to act on.
The bile is also responsible for the removal of waste products such as the bilirubin in the body.