Feather Color in Budgies Is Determined by Two Different Genes

question 2

Multiple Choice

Feather color in budgies is determined by two different genes, Y for pigment on the outside of the feather, and B for pigment on the inside of the feather. YYBB, YyBB, or YYBb is green; yyBB or yyBb is blue; YYbb or Yybb is yellow; and yybb is white. Two blue budgies were crossed. Over the years, they produced 22 offspring, five of which were white. What are the most likely genotypes for the two blue budgies?

• A) yyBB and yyBB
• B) yyBB and yyBb
• C) yyBb and yyBb
• D) yyBb and yybb

---

Definitions:

Renewable Electricity

Electricity generated from renewable sources such as solar, wind, geothermal, hydro, and biomass that can be replenished naturally.

Water Stewardship

Practices and policies that manage fresh water resources in a sustainable, socially equitable, and environmentally friendly manner.

Circular Packaging

refers to the design and use of packaging materials that are sustainable, by being recyclable, reusable, or compostable, aiming to minimize environmental impact.

Moral Philosophy

The branch of philosophy that deals with questions of right and wrong, ethics, and moral principles guiding human conduct.