QUESTION 9 Under what circumstances does a one male polygynous group become a multi-male polygynous group? O 1. When neigborhing polyandric groups threaten the male's masculinity O 2. When females enter Estrus at the same time O 3. When the group's population of females and children gets too large for one male to defend by himself O 4. When primates are put in semi-free ranging environments O 5. When females born in the group move out of the group due to philopatric structures QUESTION 10 True or false: In monogamous groups the males and females may have more than one mating partner O 1.False 2. True

QUESTION 9 Under what circumstances does a one male polygynous group become a multi-male polygynous group? O 1. When neigborhing polyandric groups threaten the male's masculinity O 2. When females enter Estrus at the same time O 3. When the group's population of females and children gets too large for one male to defend by himself O 4. When primates are put in semi-free ranging environments O 5. When females born in the group move out of the group due to philopatric structures QUESTION 10 True or false: In monogamous groups the males and females may have more than one mating partner O 1.False 2. True

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter45: Population And Community Ecology

Section: Chapter Questions

Problem 29RQ: Why are polyandrous mating systems more rare than polygynous matings? Only males are capable of...

See similar textbooks

Similar questions

Why are polyandrous mating systems more rare than polygynous matings? Only males are capable of multiple rounds of reproduction within a single breeding season Only females care for the young Females usually experience more intrasexual selection pressure than males Females usually devote more energy to offspring production and development.
A hemophiliac male puts on Match.com an ad for a ‘Normal’ Homozygous dominant female to mate with. Is that a waste of money, or does it really give offspring a chance to be normal? I am wondering how to answer this question
Within a population, the negative tradeoff/s for an individual that reproduces earlier (at a younger age) than other members of the population is/are: (select all that are correct) Question 8 options: There are no disadvantages to reproducing earlier The provide less parental care They produce smaller offspring They are smaller than other members of the population of the same age They produce fewer offspring (per reproductive event)
Select the conditions that would be present in a genetic male fetushaving a mutation that causes the synthesis of an ineffective müllerian-inhibiting hormone.(1) Male internal reproductive structures develop.(2) Male internal reproductive structures do not develop.(3) Female internal reproductive structures develop.(4) Female internal reproductive structures do not develop.(5) Male external genitalia develop.(6) Female external genitalia develop.a. 2,4,6b. 1,3,5c. 1,2,6d. 2,3,5
How many gametes does the male produce per day? The female per month? How does this help in the perpetuation of the species? (The function of the reproductive system in nature is the perpetuation of the species (plants, bugs, fish, mammals, birds, humans, etc. etc.)).
78. Deviation from a purely monogamous mating system is likely when _________. A. resources are clumped B. one sex can successfully raise offspring on their own C. shared parental care maximizes the reproductive success of males and females D. only two of the above situations are likely to result in deviations from monogamy E. all of the above are likely to result in deviations from monogamy
The animals that produce new young ones are known as: I. Oviparous II. Viviparous III. Both IV. None of these
please help with these two questions: 1. iven what we understand about social structure, which type of social structure is generally associated with low levels of sexual dimorphism and high levels of paternal investment among animals in the wild? a. One male b. Monogamy c. Multiple male d. Polyandry e. Solitary 2. Processes such as random genetic drift and founder effect can dramatically transform the genetic structure of a human group within relatively short periods of time because they can significantly reduce the effective breeding population so that the frequencies of certain genes are amplified. a.True b.False
Why does sexual reproduction present a special problem for burrowing or sessile animals and parasites such as tapeworm? A) Lack of available food resources B) Late sexual maturity C) Difficulty encountering a member of the opposite sex D) Temperature of the environment
1. Which assisted reproductive technologies might help the following couples? (More than one answer may fit some situations.) a. A woman is born without a uterus but manufactures healthy oocytes. b. A man has cancer treatments that damage his sperm. c. A genetic test reveals that a woman will develop Huntington disease. She wants a child but does not want to pass on the disease. d. Two women wish to have and raise a child together. e. A man and woman are carriers of sickle cell disease. They do not want to have an affected child or terminate a pregnancy to avoid the birth of an affected child. f. A woman’s uterine tubes are scarred and blocked. g. A young woman must have radiation and chemotherapy to treat ovarian cancer but wishes to have a child.
Sexual reproduction ________. A) allows animals to conserve resources and reproduce only during optimal conditions B) can produce diverse phenotypes that may enhance survival of a population in a changing environment C) yields more numerous offspring more rapidly than is possible with asexual reproduction D) enables males and females to remain isolated from each other while rapidly colonizing habitats E) guarantees that both parents will provide care for each offspring
Which of the following statements about reproduction in humans is correct? (a) Fertilisation takes place externally. (b) Fertilisation takes place in the testes. (c) During fertilisation egg moves towards the sperm. (d) Fertilisation takes place in the human female.