Mendel and Genetic Crosses (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a gene?
What is a gene?
A section of DNA controlling protein
What is the locus of a gene?
What is the locus of a gene?
Its position on the chromosome
How are dominant alleles represented?
How are dominant alleles represented?
Capital letters
What is a genotype?
What is a genotype?
The genetic make-up of an organism
What does homozygous mean?
What does homozygous mean?
Having two identical alleles
What is Gregor Mendel known as?
What is Gregor Mendel known as?
The father of genetics
How many characteristics did Mendel study in pea plants?
How many characteristics did Mendel study in pea plants?
Seven
What is a monohybrid cross?
What is a monohybrid cross?
Studying inheritance of one trait
How many alleles for each characteristic are carried in each gamete?
How many alleles for each characteristic are carried in each gamete?
One
What is a Punnett square used for?
What is a Punnett square used for?
Showing possible genotypes of progeny
What phenotypic ratio results from crossing two heterozygous individuals (e.g., Ww × Ww)?
What phenotypic ratio results from crossing two heterozygous individuals (e.g., Ww × Ww)?
3:1
In a pedigree diagram, how are males represented?
In a pedigree diagram, how are males represented?
Squares