...disorders affect more males than females. A...
...more females than males. A male pre-embryo...
...disorders affect more males than females. Accidents...
...of death among males aged 15 to...
...more females than males. Accidents are the...
...of death among males aged 15 to...
...greater probability that males will produce sperm...
...greater probability that males will produce sperm...
...are crossed to males of the same...
...as their father? Males – 1:0, females...
...females – 1:0 Males – 1:1, females...
...females – 1:0 Males – 0:1, females...
...females – 1:1 Males – 1:1, females...
...colourblindness are sex-influenced males may be carriers...
...colourblindness occurs in males and females with...
...this disorder in males and females? Males...
...males and females? Males are affected more...
...more often than males. Males and females...
...often than males. Males and females are...

...order: directs how males and females should...
...and unpaid work, males and females act...
...order: directs how males and females should...
...and unpaid work, males and females act...
...order: directs how males and females should...
...and unpaid work, males and females act...
...order: directs how males and females should...
...and unpaid work, males and females act...

...order: directs how males and females should...
...and unpaid work, males and females act...

...kept apart from males. Sexual reproduction is...
...There are no males in these species,...
...Oysters reproduce as males and then later...
...females than for males, sex reversal in...
...Many pheromones attract males. Developing embryos are...
...present in both males and females but...
...of estradiol in males prevents the development...
...mammals differ for males and females. Reproduction...
...steroid hormones: in males, androgens, especially testosterone,...
...sex characteristics of males, the structures directly...
...hormones in both males and females induce...
...reproductive system. In males, androgens cause deepening...
...hormonal controls in males and females. In...
...and females. In males, the FSH and...
...hormone that in males is produced by...
...sexual maturity, human males carry out gametogenesis...
...species, females and males retain their reproductive...
...ejaculate volume in males. Both procedures are...

...females, XY in males). Morgan spent a...
...in only F2 males. All the F2...
...half the F2 males had red eyes....
...have red eyes. Males (XY) have only...
...Y chromosomes in males to pair and...
...are XX and males are X. In...
...are ZW and males are ZZ. In...
...are diploid and males are haploid. In...
...recessive trait. Because males have only one...
...single dose. Therefore, males are far more...
...one in 3,500 males born in the...
...is active. Therefore, males and females have...
...with homozygous recessive males (bbvgvg). According to...
...have normal intelligence. Males with an extra...

...male attacks other males that invade his...
...control. In Drosophila, males produce a song...
...the songs of males of their own...
...their own species. Males raised in isolation...
...to other singing males. The male song...
...huddling behaviours. Mated males are intensely aggressive...
...aggressive to strange males or females, while...
...mate only with males from their own...
...female flies. When males from the other...
...hydrocarbons extracted from males of the same...
...species are common. Males of different Drosophila...
...mating relationship between males and females varies...
...female and many males (polyandry). Among monogamous...
...Among monogamous species, males and females are...
...generally dimorphic, with males being larger and...
...and larger than males. The needs of...
...to stay together. Males of these species...
...the young, and males play no role...
...some mammal species, males protect many females...
...or lay eggs. Males do not have...
...separated over time. Males in many species...
...sperm of other males. Certainty of paternity...
...to be by males as females. Male...
...unornamented mate finches. Males showed no preference,...
...flies are fascinating. Males have elongated eyestalks,...
...to mate with males with relatively long...
...develop long eyestalks. Males with long eyestalks...
...correlate with a males health and vitality....
...will be healthy. Males compete with each...
...gamma. Large alpha males defend harems of...
...against other alpha males. Beta males mimic...
...alpha males. Beta males mimic female morphology...
...harems. Tiny gamma males invade and live...
...relative density of males and females in...
...sponges. The alpha males sire the majority...
...is present, beta males father 60 of...
...rate of gamma males increases linearly with...
...three types of males have approximately equal...
...and variation among males in this species...
...lizards (Uta stansburiana). Males have three genetically...
...yellow throats. Orange-throat males are the most...
...many females. Blue-throat males are also aggressive...
...fewer females. Yellow-throat males are nonterritorial and...
...three types of males varies from year...
...success of different males varies with the...
...other types of males. When blue-throat males...
...males. When blue-throat males are abundant, they...
...the sneaky yellow-throat males. However, they cannot...
...the aggressive orange-throat males. Orange-throat males take...
...orange-throat males. Orange-throat males take over large...
...the sneaky yellow-throat males. Yellow-throat males then...
...yellow-throat males. Yellow-throat males then increase in...
...by the blue-throat males. The cycle continues....
...one to three males, called kings. The...
...nonreproductive females and males who forage for...
...to mate with males having a high...
...preference for orange males. What is the...
...that mates with males that are attractive...
...ONE FEMALE MANY MALES GAME THEORY EVALUES...
...female and many males) etho- custom, habit...

...did it, more males were attracted. C)...
...past attracted more males. E) It announces...
...announces to the males that she is...
...neurons in the males brains are stimulated....
...stimulated. C) The males have learned to...
...behavior of the males. E) Male cats...
...not attack rival males it will lose...
...played. All the males immediately fly to...
...strong that when males are deprived of...
...characteristic. D) The males learn to associate...
...mating) behavior between males and females 14)...

...hermaphrodites x / males 100 dem-1/dem-1 hermaphrodites...
...hermaphrodites x dem-1/ males 100 dem-1/dem-1 hermaphrodites...
...hermaphrodites x dem-1/dem-1 males 0 dem-1/ hermaphrodites...
...hermaphrodites x dem-1/ males 100 dem-1/ hermaphrodites...
...hermaphrodites x dem-1/dem-1 males 0 / hermaphrodites...
...hermaphrodites x dem-1/dem-1 males 0 a) (1)...