Question

solve for answer the question✔​

Answer 1

$\underline{\big \:\sf Answer}$

• Let A,B,C be dominant traint and a,b,c be recessive trait

• ✭ Very dark skinned people ➝ AABBCC

• ✭ Very light skinned people ➝ aabbcc

$\boxed{\begin{array}{ccc} \sf Male \;\;\; \: \: \: \: \: \: \: \: \times & \sf Female\\\\\sf \sf AABBBCC\qquad &\sf aabbcc &\sf Parents\\\sf \downarrow\qquad&\quad\downarrow \: \\\sf ABC\qquad &\sf abc &\sf Gametes\\\\ \qquad \qquad \qquad\sf AaBbCc & \: & \sf F_1 Generation\\\sf \qquad\qquad\quad (Moderately \ Dark)\\\\\sf \qquad\qquad\:AaBbCc \times AaBbCc &\:&\sf Selfing \ of \ F_1 \end{array}}$

Gametes of AaBbCc

• ABC
• abc
• ABc
• AbC
• aBC
• abC
• aBc
• Abc

⚛ Refer Attachment ⚛

⪼ $\displaystyle\sf Very \ Dark \ [AABBCC] \ is \ \bold{one}$

⪼ $\displaystyle\sf Total \ F_2 \ off \ spring \ is \ 64$

So then their Ratio will be,

➳ $\displaystyle\sf \pink{\dfrac{1}{64}}$

$\displaystyle\therefore\:\underline{\sf Your \ Answer \ is \ \dfrac{1}{64} [Option \ A]}$

━━━━━━━━━━━━━━━━