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Questions and Answers
Why might a mother sometimes withhold investment in a current fetus?
Why might a mother sometimes withhold investment in a current fetus?
- To ensure the survival of the current fetus.
- To increase the chances of future reproduction. (correct)
- To maximize parental investment in the current offspring.
- To promote kin selection among siblings.
In the Bruce Effect, why might a pregnant animal get rid of the baby?
In the Bruce Effect, why might a pregnant animal get rid of the baby?
- To save investments and benefits. (correct)
- To show dominance over other animals.
- To provide more resources to the siblings.
- To enhance cooperation within the family.
What can lead parents to increase sibling competition according to the text?
What can lead parents to increase sibling competition according to the text?
- Low relatedness to siblings.
- Abundance of resources covering all offspring.
- Lack of parental intervention.
- Scarcity of resources available for all offspring. (correct)
Why might parents sometimes promote competition between siblings?
Why might parents sometimes promote competition between siblings?
When should parents withhold investment in current offspring according to the ultimate perspective?
When should parents withhold investment in current offspring according to the ultimate perspective?
What is a reason why parents should promote competition among offspring?
What is a reason why parents should promote competition among offspring?
Why might a reduction in certainty of paternity lead to differing interest in investment between mother and 'father'?
Why might a reduction in certainty of paternity lead to differing interest in investment between mother and 'father'?
What is a potential outcome of mothers being selected to reassure paternity?
What is a potential outcome of mothers being selected to reassure paternity?
From an evolutionary perspective, what does the ultimate level explanation provide for cooperation and conflict within families?
From an evolutionary perspective, what does the ultimate level explanation provide for cooperation and conflict within families?
What is a potential cost associated with living in groups, as mentioned in the text?
What is a potential cost associated with living in groups, as mentioned in the text?
How does a reduction in predator pressure benefit animals living in groups?
How does a reduction in predator pressure benefit animals living in groups?
Why might mothers be selected to reassure paternity from an evolutionary perspective?
Why might mothers be selected to reassure paternity from an evolutionary perspective?
What is the main focus of parent-offspring conflict?
What is the main focus of parent-offspring conflict?
In the context of parent-offspring conflict, why might offspring be selected to monopolize resources?
In the context of parent-offspring conflict, why might offspring be selected to monopolize resources?
What is the 'Weaning Conflict' primarily concerned with?
What is the 'Weaning Conflict' primarily concerned with?
From the perspective of weaning age, what does 'time cutting the resources of the cost' refer to?
From the perspective of weaning age, what does 'time cutting the resources of the cost' refer to?
In the context of parent-offspring conflict, why do half-siblings play a significant role?
In the context of parent-offspring conflict, why do half-siblings play a significant role?
What creates conflict during the 'Period of Weaning Conflict'?
What creates conflict during the 'Period of Weaning Conflict'?
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