Grade 8 Mendelian Genetics Short Quiz

If E is for free earlobe, and e for attached earlobe, what would be the phenotype of a woman with a genotype of EE.

• Free earlobe

• Attached earlobe

• Somewhere between

• None of the above

If D is for dimples, and d for no dimples, what would be the phenotype if the genotype is dd?

• No dimples

• Has dimples

• I don’t know

• None of the above

Which of the following demonstrates the Principle of Dominance and Recessive?

• An offspring receives one allele from the father and one from the mother

• Inheritance of dimples did not affect the inheritance of attached earlobes.

• A mother with free earlobes married to a father with attached earlobes gave birth to three children with free earlobes.

• Gregor Mendel is the Father of genetics

Which of the following is NOT a real-life application of Mendelian Genetics?

• Tracing diseases through family background.

• To be aware of environmental factors that affects our genetics

• Predict inheritance of traits

• Improving crops and livestock

A child has widow’s peak hairline, so does the mother, however the father has a straight hairline. Which parent did the child inherited widow’s peak hairline?

• Father

• Someone outside the family

• Mother

• None of the above