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TLS Online TPP Program

#Id: 5265

Phase 2 (plateau), calcium channels open and fast potassium channels close

#Unit 7. System Physiology – Animal #Cardiovascular System #Part B Pointers
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TLS Online TPP Program

#Id: 2251

#Unit 11. Evolution and Behavior
TLS Online TPP Program

#Id: 2252

#Unit 11. Evolution and Behavior

Adaptive landscape- A surface in multidimensional space that represents the mean fitness of a population.
TLS Online TPP Program

#Id: 2253

#Unit 11. Evolution and Behavior

Large changes in quantitative traits can occur by the evolution of allele frequencies without the addition of new mutations.
TLS Online TPP Program

#Id: 2254

#Unit 11. Evolution and Behavior

Frequency-dependent selection,
1.    Positive frequency
2.    Negative frequency
TLS Online TPP Program

#Id: 2255

#Unit 11. Evolution and Behavior

There are three basic modes of selection on a quantitative trait.
TLS Online TPP Program

#Id: 2256

#Unit 11. Evolution and Behavior

Overdominance, the heterozygote has higher fitness than the  fitness of the two homozygotes.