Exploring Mendelian Genetics and Inheritance

How many chromosomes do human cells typically contain?

• 46

• 32

• 23

• 64

What does it mean if an individual is homozygous for a trait?

• Two different alleles

• Multiple alleles

• Two identical alleles

• No alleles

Which allele is dominant, A or O, when determining blood type?

• A

• O

• Neither

• Both A and O

What is the phenotype of a person with genotype AO for blood type?

• Type O

• Type AB

• Type A

• Type B

What does the genotype 'AA' signify about an individual's alleles?

• No alleles

• Recessive alleles

• Mixed alleles

• Identical alleles

Can different genotypes produce the same phenotype?

• Yes, always

• Yes, sometimes

• No, never

• Only in plants

What tool is used to predict the possible genotypes of offspring?

• Microscope

• Punnett Square

• Calculator

• Genetic map

If both parents have genotype AO, what is a possible genotype for their child?

• AA

• OO

• All of the above

• AO

What percentage of children will have blood type A if both parents are genotype AO?

• 75%

• 50%

• 100%

• 25%

What is the primary difference between homozygous and heterozygous conditions?

• Physical appearance

• Type of alleles

• Type of chromosome

• Number of genes