B BB Bb 4. In guinea pigs, black hair color is dominant (B) and white hair color

Question

B BB Bb 4. In guinea pigs, black hair color is dominant (B) and white hair color is recessive (b). What hair color are the guinea pigs' offspring from the Punnett Square above? O A. all black O B. all white O C. mostly white with some black O D. mostly black with some white -beans -beans con corn Time (days ime (days) Time (days) Time (days 5. An experiment was conducted to measure the effect of equal amounts of fertilizer on the growth of bean plants and corn plants. The results indicated that, although both seedlings benefited from the fertilizer, the bean plans benefited slightly more. Which graph BEST shows these results? O A. Graph X O B. Graph Y O C. Graph Z D. Graph W

Explanation / Answer

Ans 4 D) mostly black with some white

The phenotypic ratio is 3 : 1 , since Black colour from alllele B is dominant over white.

So mostly the offsprings are black i.e. 75% and few are white 25%.

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