Answer:
using Biuret reagent
Explanation:
add a few drops of Biuret reagent solution to the food sample.
if protein is presence in the food sample the biuret reagent solution will give a color change (purple)
Answer:
The correct answer to fill in the blank should be: "sources".
Explanation:
"Sources" is the correct answer because it is a reference both to backgrounded arguments and reasons and causes for them all, at the same time. There could be other words to fill in the blanks, although there is no options to choose, what consequently promotes the idea that there is not much anyways. Therefore, the word "sources" is the perfect one because it reveals arguments, theoretical backgrounds, examples, materials, topics, subjects, listing points, reasons, causes, consequences, and more.
It’s geo because geo means earth
In John Reynolds Gardiner's novel "Stone Fox," the character of Young Willy faces a number of particular challenges. Willy, who is only ten years-old, is forced to take on a variety of adult responsibilities when his elderly grandfather falls into a deep depression. Among the challenges Willy faces and overcomes include: taking over his grandfather's farm and harvesting and selling the potato crop (which); using his dog to help pull the farm's plow when he is unable to buy a horse; nursing his grandfather out of his depression; attempting to pay off his grandfather's tax debts by attempting and failing to secure a loan; earning money by entering a dog sled race even though the odds are against him winning; and by having his dog die during the race and finishing the race on his own by carrying his dog the rest of the way the finish line to win the competition.