Since Mendel's Time, Types of Inheritance That Don't Follow Mendel's

question 23

Multiple Choice

Since Mendel's time, types of inheritance that don't follow Mendel's rules have been discovered. Which of the following situations is NOT an exception to Mendel's rules?

• A) A phenotype in the offspring is intermediate between the two parental phenotypes.
• B) Phenotypes of the offspring show range of phenotypes rather that two distinct phenotypes.
• C) When doing a dihybrid cross between two heterozygous F₁ offspring, the ratio obtained is statistically different from the Mendelian ratio.
• D) When an individual with a heterozygous phenotype for a trait is crossed with an individual with a homozygous recessive phenotype, the ratio of phenotypes of the offspring is 1:1.
• E) Two or more gene pairs are involved in producing the phenotypes of a given trait.

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Definitions:

Colostomy

A surgical procedure that creates an opening in the abdominal wall for waste to exit the body, bypassing a diseased or damaged part of the lower digestive tract.

Skin Barrier

Refers to the outermost layer of the skin that protects against environmental contaminants, pathogens, and prevents excessive water loss from the body.

Peristomal Skin

The skin surrounding a stoma, which is an opening created surgically to allow waste to exit the body.

NPO

An acronym standing for "nil per os," the medical order for a patient to refrain from oral intake of food and liquids.