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TLS Online TPP Program

#Question id: 379

A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. 6.5

  2. 6.8

  3. 7.2

  4. 7.4

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TLS Online TPP Program

#Question id: 11180

#Unit 10. Ecological Principles

In contrast to herbivores,
TLS Online TPP Program

#Question id: 11181

#Unit 10. Ecological Principles

Among populations of birds, individuals without territories are
TLS Online TPP Program

#Question id: 11182

#Unit 10. Ecological Principles

In general
TLS Online TPP Program

#Question id: 11183

#Unit 10. Ecological Principles

Which of the following is an example of a density-independent mechanism?
TLS Online TPP Program

#Question id: 11184

#Unit 10. Ecological Principles

Eggs that develop into adults without being fertilized are
TLS Online TPP Program

#Question id: 11242

#Unit 10. Ecological Principles

A disadvantage of sexual reproduction is