Which of the following does not describe an oxidation reaction?
A.) the conversion of Fe2+ to Fe3+
B.) the conversion of a chlorine atom to Cl-
C.) the removal of electrons from a molecule
D.) the addition of oxygen atoms to a molecule
Ans: B.) the conversion of a chlorine atom to Cl-
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What is the largest carbon sink on Earth?
A) terrestrial biosphere B) rocks and sediments C) aquatic biosphere D) fossil fuels
Hydrogen peroxide may be used as a sterilant on living tissue
Indicate whether this statement is true or false.
When the cell wall is removed from a Gram-negative bacterium without removing the outer membrane, the resulting form is called a(n) ________.
Fill in the blank(s) with the appropriate word(s).
To conserve heat in a cold environment and to cool vital parts of the body under heat stress, some animals have a ________ heat exchange system
Fill in the blank(s) with correct word