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BIOLOGY 168 TEST 1 2026 SCRIPT COMPREHENSIVE ANSWERS VERIFIED EXCELLENCE

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BIOLOGY 168 TEST 1 2026 SCRIPT COMPREHENSIVE ANSWERS VERIFIED EXCELLENCE

Institution
BIOLOGY 168
Course
BIOLOGY 168

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BIOLOGY 168 TEST 1 2026 SCRIPT
COMPREHENSIVE ANSWERS VERIFIED
EXCELLENCE

◉ Neutral range pH
Answer: 7.0


◉ Bases range from ____ to ____ on the PH scale?
Answer: 7.1-14


◉ How is genetic info coded in a strand of DNA?
Answer: G-C
T-A


G-C
A-T
T-A
C-G
T-A
C-G

, ◉ How do you determine if an atom is reactive?
Answer: The number of electrons in the outermost shell


◉ Recognize organic molecules from their given formulas
Answer: Contain carbon and hydrogen bonded together


i.e. C6H12O6


Macronutrients


◉ What 4 elements compromise 96% of human body?
Answer: Hydrogen
Oxygen
Carbon
Nitrogen


◉ pH is a ___
Answer: a logarithmic scale that measures acidity


◉ Alkalinity is based on ____
Answer: units that increase 10x with each movement to the left or
right on the scale

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BIOLOGY 168

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