All of the following foods lack vitamin C, except
All of the following foods lack vitamin C, except
A. Cheese
B. Milk
C. Rice
D. None of these
A. Cheese
B. Milk
C. Rice
D. None of these
A. luvcage
B. Ribcage
C. both A & B
D. None of these
		A. Z
B. T
C. Tn
D. W
Tungsten, or wolfram, is a chemical element with the symbol W and atomic number 74. The name tungsten comes from the former Swedish name for the tungstate mineral scheelite, tung sten or “heavy stone”.
The common refrigerant used in domestic Refrigerator is_____________?
		A. Neon
B. Spirit
C. Freon/Ammonia
D. Methane
A. 20
B. 30
C. 10
D. None of these
Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. Octopuses and horseshoe crabs have blue blood. This is because the protein transporting oxygen in their blood, hemocyanin, is actually blue.