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What aspect does proximate studies focus on in understanding behavior?

How the behavior happens (correct)

Evolutionary advantages of the behavior

Why the behavior happens

Social impacts of the behavior

What relatedness coefficient represents the genetic similarity between full siblings?

0.25

0.125

0.75

0.5 (correct)

According to Haig's Theory, why might male parents favor offspring that take more resources?

To ensure the mother's survival

To reduce competition among siblings

Due to uncertainty of paternity (correct)

To enhance the offspring's survival rate

What conflict arises between mothers and fathers in genetic resource allocation?

Mothers wish to limit resources for their own survival Signup and view all the answers

What is the consequence of IGF2 from the paternal genome?

Encourages nutrient flow to the offspring Signup and view all the answers

What does an increase in virulence in a parasite typically lead to?

Outcompeting other parasites for resources. Signup and view all the answers

What is coevolution primarily driven by?

Reciprocal evolutionary change between species. Signup and view all the answers

In the context of genetic relatedness, how many cousins would be needed to share 100% of your alleles?

8 cousins Signup and view all the answers

Which of the following describes negative frequency-dependent selection?

Rare phenotypes have a fitness advantage initially, but this decreases as they become common. Signup and view all the answers

What is a major belief of paternal conflict theory?

Fathers focus on transferring their genes regardless of maternal wellbeing Signup and view all the answers

What behavior might chicks exhibit to gain additional resources from their mothers?

Exaggerating their hunger Signup and view all the answers

What does the geographic mosaic theory suggest about coevolution?

Geographic variation influences selection and trait development. Signup and view all the answers

What is the primary result of positive frequency-dependent selection?

Common phenotypes face increased fitness benefits. Signup and view all the answers

Which type of species interaction is primarily involved in antagonistic coevolution?

One species benefits at the detriment of another. Signup and view all the answers

In the context of parasitism, what can happen if parasite virulence is too high?

The host may die, limiting further parasite proliferation. Signup and view all the answers

What is an outcome of frequency-dependent selection on both hosts and parasites?

Constantly fluctuating frequencies of common and rare phenotypes. Signup and view all the answers

What is an advantage of the placenta in placental mammals?

It is more efficient at nutrient transfer. Signup and view all the answers

What is a disadvantage associated with placental mammals?

There is an arms race between paternal and maternal genes. Signup and view all the answers

Which type of placental mammal is characterized by being born in an early stage of development and keeping young in pouches?

Marsupials Signup and view all the answers

What phenomenon occurs when paternal genes from a promiscuous species extract more nutrients from a monogamous mother?

Nutrient theft Signup and view all the answers

What are epigenetic constructs primarily related to?

Long-term, pre-programmed adjustments in gene expression. Signup and view all the answers

What concept describes the process where a population becomes divided into separate groups that can no longer exchange genes?

Allopatric speciation Signup and view all the answers

Which type of barrier prevents different species from mating before fertilization?

Prezygotic barrier Signup and view all the answers

Which of the following describes microevolution?

Small-scale changes within a species Signup and view all the answers

What does a phylogenetic tree's internal node represent?

A common ancestor Signup and view all the answers

In the context of speciation, what does peripatric speciation involve?

Colinization of new environments by a portion of the population Signup and view all the answers

What term is used to describe a taxonomic group that consists of an ancestor and all of its descendants?

Monophyletic group Signup and view all the answers

Which mechanism is least likely to cause microevolution?

Hybridization Signup and view all the answers

What is the primary difference between microevolution and macroevolution?

Time scale and complexity of change Signup and view all the answers

What does the RNA world hypothesis suggest about RNA?

RNA can replicate and perform functions necessary for life. Signup and view all the answers

Which hypothesis proposes that life originated from organic molecules in Earth's early oceans?

Primordial Soup Signup and view all the answers

What key feature distinguishes eukaryotic cells from prokaryotic cells?

Eukaryotic cells have a nucleus. Signup and view all the answers

What is a significant benefit of endosymbiosis for mitochondria?

They provided safety and an efficient ATP extraction from glucose. Signup and view all the answers

What type of genomic conflict occurs due to competing interests in genetic replication?

Intragenomic conflict Signup and view all the answers

Which statement about endosymbiosis is true?

Mitochondria share more DNA similarity with bacteria than with eukaryotic nuclei. Signup and view all the answers

What does the term 'genomic conflict' encompass in eukaryotic cells?

Conflicts between mitochondrial and nuclear DNA inheritance. Signup and view all the answers

Why are chloroplasts believed to have evolved after mitochondria?

Only some eukaryotic cells have chloroplasts. Signup and view all the answers

Untitled Quiz

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Questions and Answers

What aspect does proximate studies focus on in understanding behavior?

What relatedness coefficient represents the genetic similarity between full siblings?

According to Haig's Theory, why might male parents favor offspring that take more resources?

What conflict arises between mothers and fathers in genetic resource allocation?

What is the consequence of IGF2 from the paternal genome?

What does an increase in virulence in a parasite typically lead to?

What is coevolution primarily driven by?

In the context of genetic relatedness, how many cousins would be needed to share 100% of your alleles?

Which of the following describes negative frequency-dependent selection?

What is a major belief of paternal conflict theory?

What behavior might chicks exhibit to gain additional resources from their mothers?

What does the geographic mosaic theory suggest about coevolution?

What is the primary result of positive frequency-dependent selection?

Which type of species interaction is primarily involved in antagonistic coevolution?

In the context of parasitism, what can happen if parasite virulence is too high?

What is an outcome of frequency-dependent selection on both hosts and parasites?

What is an advantage of the placenta in placental mammals?

What is a disadvantage associated with placental mammals?

Which type of placental mammal is characterized by being born in an early stage of development and keeping young in pouches?

What phenomenon occurs when paternal genes from a promiscuous species extract more nutrients from a monogamous mother?

What are epigenetic constructs primarily related to?

What concept describes the process where a population becomes divided into separate groups that can no longer exchange genes?

Which type of barrier prevents different species from mating before fertilization?

Which of the following describes microevolution?

What does a phylogenetic tree's internal node represent?

In the context of speciation, what does peripatric speciation involve?

What term is used to describe a taxonomic group that consists of an ancestor and all of its descendants?

Which mechanism is least likely to cause microevolution?

What is the primary difference between microevolution and macroevolution?

What does the RNA world hypothesis suggest about RNA?

Which hypothesis proposes that life originated from organic molecules in Earth's early oceans?

What key feature distinguishes eukaryotic cells from prokaryotic cells?

What is a significant benefit of endosymbiosis for mitochondria?

What type of genomic conflict occurs due to competing interests in genetic replication?

Which statement about endosymbiosis is true?

What does the term 'genomic conflict' encompass in eukaryotic cells?

Why are chloroplasts believed to have evolved after mitochondria?

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