In Poultry, Rose Comb Is Controlled by a Dominant Allele

question 62

Essay

In poultry, rose comb is controlled by a dominant allele, and its recessive allele controls single comb.
(a)
Give the genotype and phenotype produced from crossing a pure-breeding rose comb chicken with a pure-breeding single comb chicken.
(b)
Give the results of the backcross of the F₁ hybrid with both pure-breeding parents.

---

Definitions:

Quality Control

The processes and procedures put in place to ensure that products or services meet certain standards and criteria of quality.

Concurrent Quality Control

Quality control applied to work in progress.

Inferential Statistics

A branch of statistics that makes predictions or inferences about a population based on a sample of data.

Statistical Analysis

The collection, examination, interpretation, presentation, and organization of data using statistical methods and techniques.