<span>Adenosine triphosphate or ATP is a way to store and use energy in the food we eat. If there is not enough ATP, this could lead to lesser oxygen in the cell on the food; hence, this will affect the energy that we can get from a certain food.</span>
<span>Lactase enzymes oftentimes come into contact with body temperature entities - 37 C. Ultimately, the enzyme's activity gradually increases with temperature up until about body temperature. Optimum pH for this enzyme is 6. These values provide efficient life of the lactase enzyme.</span>
Answer: [B]: " a muscular foot ".
______________________________________________
"Every mollusk has a head, body, and <u> muscular foot </u> . "
______________________________________________
Hope this helps!
Best wishes!
_____________________________________________
Inside the eye?
don't think I'm right but i hope it helps!