Question 1
The brain relies solely on ________ as its energy source. If it is deprived of this substrate, the cells soon die.
◦ amino acids
◦ insulin
◦ glucose
◦ fatty acids
Question 2
An enzyme that digests fats is
◦ hydrolase.
◦ lipase.
◦ ligase.
◦ kinase.
◦ lyase.