Answer:
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.
Explanation:
All of them regulate body processes
Nutrients are carbohydrates,protein,fat,water,minerals,vitamins
Answer: Tincture
Explanation:
A tincture can be defined as an extract of plant or animal material which is dissolved in ethanol commonly known as ethyl alcohol.
The solvent concentration is 25-60% are commonly used but it can be increased upto 90%.
Other solvents that is uswed to produce tincture are vinegar, propylene glycol, glycerol.
