BIO A 208 Exam 2 with correct answers
Sexual |Selection |- |correct |answer |-results |from |competition |for |mats: |relative |parental |investment |-
> |relative |reproductive |rates |-> |operational |sex |ratio |-> |human |mating |system |(mild |polygyny)
Predictions |from |sexual |selection |theory |- |correct |answer |-Men |competitive |compared |to |women
Men |choosy |compared |to |other |male |mammals
Women |choosy |compared |to |men
Women |more |competitive |compared |to |other |female |mammals
Cohen's |d |- |correct |answer |-a |method |of |quantifying |sex |differences |and |shows |difference |in |the
|means/pooled |standard |deviation |(large |d=.8 |medium |d=.5 |small |d=.2)
d |= |(Mm-Mf)/SD
Clark |and |Hatfield |study |- |correct |answer |-Supports |theory |that |men |are |more |choosy |than |other
|male |mammals
25% |of |men |declined |sex
Even |more |men |declined |higher |commitment |propositions
SRY |Gene |- |correct |answer |-typically |not |on |the |X |chromosome; |must |be |present |for |male
|development; |could |be |responsible |for |TDF
TDF |- |correct |answer |-Testis |Determining |Factor; |signals |development |of |the |testes |which |are
|largely |responsible |for |other |male |features
Androgens |- |correct |answer |-male |hormones
Target |Tissues |- |correct |answer |-external |genitalia |
Mullerian/Wolfian |ducts, |brain
, Androgen |receptors |- |correct |answer |-differential |androgen |in |the |brain |leads |to |sex |differences |in
|psychology/behavior
Organizational |Effects |- |correct |answer |-processes |that |have |life-long |irreversible |effects |on
|behavior
Activational |Effects |- |correct |answer |-processes |that |have |temporary |effects
Mullerian |Ducts |- |correct |answer |-females
Wolfian |Ducts |- |correct |answer |-Males
Mounting |vs |Lordosis |behavior |- |correct |answer |-neonatal |hormone |manipulation; |responses |can |be
|changed |with |early |hormone |manipulation
Human |Psychological |sex |differences |- |correct |answer |-Sexual |Orientation
Interest |in |visual |sexual |stimuli
Interest |in |causal |sex
Childhood |play
Job |interests
physical |aggression
Complete |Androgen |Insensitivity |(CAIS) |- |correct |answer |-malfunctioning |of |androgen |receptors
XY |males: |look |female |and |brains |look |female |(influences |sexual |orientation)
5-Alpha |Reductase |Deficiency |- |correct |answer |-insufficient |androgen |to |virilize |genitalia; |sufficient
|T |does |not |become |DHT; |begins |life |looking |female
At |puberty |male |characters |begin |to |develop |(masculinizes |genitalia |and |appearances)
Many |adjust |well |to |life |as |male
Sexual |Selection |- |correct |answer |-results |from |competition |for |mats: |relative |parental |investment |-
> |relative |reproductive |rates |-> |operational |sex |ratio |-> |human |mating |system |(mild |polygyny)
Predictions |from |sexual |selection |theory |- |correct |answer |-Men |competitive |compared |to |women
Men |choosy |compared |to |other |male |mammals
Women |choosy |compared |to |men
Women |more |competitive |compared |to |other |female |mammals
Cohen's |d |- |correct |answer |-a |method |of |quantifying |sex |differences |and |shows |difference |in |the
|means/pooled |standard |deviation |(large |d=.8 |medium |d=.5 |small |d=.2)
d |= |(Mm-Mf)/SD
Clark |and |Hatfield |study |- |correct |answer |-Supports |theory |that |men |are |more |choosy |than |other
|male |mammals
25% |of |men |declined |sex
Even |more |men |declined |higher |commitment |propositions
SRY |Gene |- |correct |answer |-typically |not |on |the |X |chromosome; |must |be |present |for |male
|development; |could |be |responsible |for |TDF
TDF |- |correct |answer |-Testis |Determining |Factor; |signals |development |of |the |testes |which |are
|largely |responsible |for |other |male |features
Androgens |- |correct |answer |-male |hormones
Target |Tissues |- |correct |answer |-external |genitalia |
Mullerian/Wolfian |ducts, |brain
, Androgen |receptors |- |correct |answer |-differential |androgen |in |the |brain |leads |to |sex |differences |in
|psychology/behavior
Organizational |Effects |- |correct |answer |-processes |that |have |life-long |irreversible |effects |on
|behavior
Activational |Effects |- |correct |answer |-processes |that |have |temporary |effects
Mullerian |Ducts |- |correct |answer |-females
Wolfian |Ducts |- |correct |answer |-Males
Mounting |vs |Lordosis |behavior |- |correct |answer |-neonatal |hormone |manipulation; |responses |can |be
|changed |with |early |hormone |manipulation
Human |Psychological |sex |differences |- |correct |answer |-Sexual |Orientation
Interest |in |visual |sexual |stimuli
Interest |in |causal |sex
Childhood |play
Job |interests
physical |aggression
Complete |Androgen |Insensitivity |(CAIS) |- |correct |answer |-malfunctioning |of |androgen |receptors
XY |males: |look |female |and |brains |look |female |(influences |sexual |orientation)
5-Alpha |Reductase |Deficiency |- |correct |answer |-insufficient |androgen |to |virilize |genitalia; |sufficient
|T |does |not |become |DHT; |begins |life |looking |female
At |puberty |male |characters |begin |to |develop |(masculinizes |genitalia |and |appearances)
Many |adjust |well |to |life |as |male
