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Which symbol represents water?
1. $H_2 O$
2. $H_3 O$
3. $C_2 O$
Select the most complete explanation of what the pH scale actually measures
1. The acidity of a solvent
2. The alkalinity of a solvent
3. The concentration of hydrogen ions in a solution
4. The concentration of hydroxide ions in a solute
The difference in pH units between two acidic solutions is three. How much more acidic is the stronger acid than the weaker acid?
1. 3 times more acidic
2. 30 times more acidic
3. 100 times more acidic
4. 1000 times more acidic
Is a virus alive?
1. Yes, it possesses all of the requirements for life.
2. Yes, it possesses enough of the requirements for life to be considered living
3. No, it does not possess all of the requirements for life.
4. No, it does not possess any of the requirements for life
Mendel summarized his findings in which two genetic laws?
1. The laws of codominance and recessive genes
2. The laws of characteristics and traits
3. The laws of segregation and independent assortment
4. The laws of mutations and variations
What passes through the nuclear pores?
1. RNA
2. DNA
3. DNA and RNA
4. None of these
What is speciation?
1. A species that separates into two or more species in later generations
2. A hybrid
3. Genetic Drift
4. Mutation
What is an evolutionary significant unit (ESU)?
1. Organisms that are extinct
2. Organisms that are distinct for purposes of conversation
3. A protected habitat
4. None of the above