Answer:
a Citric acid is added to the solution, but the pH of the solution does
not change.
Explanation:
B. Antibiotics attack only bacteria.
Answer:
Bone cells help to support and protect the body.
Answer:
o provide air conditioning
To cool refrigerators
To heat spaces in buildings
To heat water
Explanation:
The answer is; C
When the temperatures are increased, the protein structure is destabilized because the essential hydrogen bonds between amino acid residues that maintain the protein structure begin to be broken. This is called denaturing of the protein. The protein loses shape and the active site is distorted causing the enzyme to be unable to bind to its substrate.