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TLS Online TPP Program

#Id: 8881

Plk1 is critical for formation of the mitotic spindle as well as for chromosome segregation.

#Unit 2. Cellular Organization #Steps in cell cycle, regulation and control of cell cycle #Part B Pointers
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TLS Online TPP Program

#Id: 9409

#Unit 11. Evolution and Behavior

Many eyes hypothesis‐ By living in groups, individuals may decrease the amount of time each spends scanning for predators and increase the time they have to feed. 
TLS Online TPP Program

#Id: 9410

#Unit 11. Evolution and Behavior
TLS Online TPP Program

#Id: 9411

#Unit 11. Evolution and Behavior

Sexual selection is selection that promotes traits that will increase an organism’s mating success.
TLS Online TPP Program

#Id: 9412

#Unit 11. Evolution and Behavior

Sexual dimorphism can evolve when selection favors the expression of a trait to be different in males and females. 
This situation is called sexually antagonistic selection, because an increase in the trait’s expression benefits one sex but harms the other.
TLS Online TPP Program

#Id: 9413

#Unit 11. Evolution and Behavior

An individual without gonads will leave no genes to the next generation. Gonads and genitalia are called primary sexual traits.

Secondary sexual traits, which differ between the sexes but do not play a direct role in reproduction.
TLS Online TPP Program

#Id: 9414

#Unit 11. Evolution and Behavior