You are trying to develop a new species of newt as an experimental model system. You know that in other species of newt, green (G) is dominant to brown (g) skin color and is determined by a sex-linked gene. You cross brown males to green females and see that in the F₁ all the males are green and all the females are brown. Which is the heterogametic sex in your species of newt?

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The Answer of You are trying to develop a new species of newt as an experimental model system. You know that in other species of newt, green (G) is dominant to brown (g) skin color and is determined by a sex-linked gene. You cross brown males to green females and see that in the F₁ all the males are green and all the females are brown. Which is the heterogametic sex in your species of newt?

You Are Trying to Develop a New Species of Newt