BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 39, Problem 13SA
Summary Introduction
Introduction:
Most of the animals live in the groups and adapt the social behavior. The grouping is essential to escape the predator, locating food and fighting off the competitors. The social behavior of the animal includes sharing food and assisting the other members of their group.
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Give one example each that demonstrate the following: (provide pictures).
a. Aggression
b. Polygyny
c. Monogamy
d. Polyandry
Why are polyandrous mating systems more rare than polygynous matings? a. Only males are capable of multiple rounds of reproduction within a single breeding season. b. Only females care for the young. c. Females usually experience more intrasexual selection pressure than males. d. Females usually devote more energy to offspring production and development.
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
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
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- Polygyny is a form of polygamy in which a male mates with more than one female. Explain how three forms of polygyny differ from each other: resource-defense polygyny, female-defense polygyny, and male-dominance polygyny.arrow_forwardA. from eagles to rabbits B. From weasels to eagles C. From rabbits to green plants D. From weasels to rabbits.arrow_forwardA new species is discovered in which males care for offspring after birth, and females leaves the nest immediately. In this species, males are likely to A. Have more offsprings overall than females. B. Have fewer offspring overall than females. C. Be promiscuous. D. Have lower parental investment.arrow_forward
- The ability of rats to learn how to run a maze is an example of ________. a. imprinting b. classical conditioning c. operant conditioning d. cognitive learningarrow_forwardEven in the rodent world, parents can vary in their attentiveness to their offspring. If a new rat mom is given an infusion of oxytocin, what impact will this likely have on how she cares for her pups? a. She will begin to display aggressive behaviors toward them b. She will become less attached to them and start to neglect them c. She will become frightened of them and try to flee d. She will be more bonded to them and will take better care of them e. She will try to reproduce with themarrow_forward46. _________believe that aggression is learned. Thus, a child who witnesses aggressive behavior in adults may imitate the aggressive behavior. a. Instinct theorists b. Innate aggression theorists c. Social learning theorists d. Followers of Erik Eriksonarrow_forward
- A new species is discovered in which males care for offspring after birth, and females leave the nest immediately. In this species, males are likely to a. be promiscuous. b. have lower parental investment. c. have fewer offspring overall than females. d. have more offspring overall than females.arrow_forwardIn voles, species with a higher concentration of receptors for the hormone oxytocin are more likely to____ . a. form a pair bond b. engage in mating with multiple partners c. be eusocial d. form a dominance hierarchyarrow_forwardWhat does positive assortive mating mean? a. Individuals that are different for a certain trait are more likely to mate b. Individuals that are alike for a certain trait are less likely to mate c. Individuals that are alike for a certain trait are more likely to mate d. Any individuals may mate randomly Give typing answer with explanation and conclusionarrow_forward
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