Question

which of the following is a macro nutrient?
○ vitamin c
○ calcium
○ protein
○ water
hiv attacks: *
○ brain cells
○ red blood cells
○ skin cells
○ white blood cells (t - cells)
marijuana’s main psychoactive chemical is: *
○ thc
○ cbd
○ nicotine
○ caffeine

Explanation:

1. Macro-nutrients are nutrients required in large amounts; protein is one of the core macro-nutrients, while the others are micro-nutrients or non-nutrient fluid.
2. HIV targets and destroys CD4+ T-cells, a type of white blood cell critical for immune function.
3. Tetrahydrocannabinol (THC) is the primary chemical in marijuana responsible for its psychoactive effects.

Answer:

1. Protein
2. White blood cells (T-cells)
3. THC