Humans disturb the earth and because of this, the earth is weakened
Hello there!
I believe "<span>b. Nutrients move from an area of lower concentration to an area of higher concentration." is correct!
Have a cool day! -Wajiha</span>
I think D im not completely sure
During the digestion process, the first step would be mastication, lubrication with the saliva, and later on is being formed into a bolus. Bolus is the term used for food substance that is turned into small balls. When the bolus is formed, this is then pushed or moved to the stomach.
Answer: There are 4.375 moles in 2.5 L of 1.75 M 
Explanation:
To calculate the number of moles for given molarity, we use the equation:
Molarity of solution = 1.75 M
Volume of solution = 2.5 L
Putting values in equation , we get:
