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TLS Online TPP Program

#Id: 4701

Each daughter receives an identical set of genes from her father, and the other half of a female’s genes come from her diploid mother.

#XL - T Zoology #Altruism and Evolution-Group Selection #Part B Pointers
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TLS Online TPP Program

#Id: 4700

#XL - T Zoology

In the Hymenoptera (ants, bees, and wasps), Females develop from the queen’s fertilized eggs and are diploid. Males develop from the queen’s unfertilized eggs and are haploid—their sperm are genetically identical
TLS Online TPP Program

#Id: 4702

#XL - T Zoology

Females are more related to their sisters (0.75) than they would be to their own offspring (0.50).
TLS Online TPP Program

#Id: 4703

#XL - T Zoology
TLS Online TPP Program

#Id: 4704

#XL - T Zoology

In haplodiploid organisms, males are haploid, and females are diploid. Consider the relatedness diagram shown below. Female A has a full-sister, Y, who has a daughter, B. The relatedness between A and B is ___________. 
TLS Online TPP Program

#Id: 4705

#XL - T Zoology

Reciprocal altruism

Cases of altruism are known to exist between unrelated individuals. What drives this phenomenon is a “You scratch my back, I’ll scratch yours” behavior called reciprocal altruism.
TLS Online TPP Program

#Id: 4706

#XL - T Zoology

A female vampire bat will regurgitate food to an unrelated female if needed, because at other times she may be the recipient of such a meal.