WorksheetsGenetics Quiz 2
Total questions: 10
Worksheet time: 5mins
Which of the following is the best way to determine whether two people are related?
Compare their fingerprints.
Compare their handwriting.
Compare their blood types.
Compare their genes.
The picture represents the offspring of a large feline species. Which of the following would most likely be the animal's parent?
Image A
Image B
Image C
Image D
In humans, B is the allele for brown eyes and b is the allele for blue eyes. Two brothers both have brown eyes, but one of them has both the B and b alleles while the other has two B alleles. Which statement about the brothers is true?
They have the same genotype and phenotype.
They have different genotypes and phenotypes.
They have the same phenotype but different genotypes.
They have the same genotype but different phenotypes.
Tigers and household cats are members of the same family, but their sizes are very different. Why is this so?
climate
preferred diet
habitat size
genetics
A plant is tall and has white flowers. Another plant of the same species is short with white flowers. If the plants are crossbred, what is the most likely outcome?
short plants with white flowers
short plants with dark leaves
tall plants with white leaves
tall plants with colored flowers
Where are chromosomes located inside an animal's body?
Inside sperm or eggs only
Inside the body but outside the cells
Inside all types of cells
Inside blood cells only
Which of the following could be affected by the information in the DNA molecules of an organism?
An organism's physical characteristics but not its behaviors.
An organism's behaviors but not its physical characteristics.
Neither an organism's physical characteristics nor its behaviors.
Both an organism's physical characteristics and behaviors.
Humans, butterflies, and trees are all living things. In which of these organisms would you find DNA molecules?
In humans, butterflies and trees
Only in humans and butterflies
Only in humans
In none of these organisms
The skin cells of a mouse contain 40 chromosomes. How many chromosomes does a sperm cell of a male mouse contain?
10
20
40
80
In mussels, the allele for brown coloring (B) is dominant and the allele for blue coloring (b) is recessive. For which parental genotypes are 100% of the offspring expected to be blue?
bb x bb
Bb x Bb
BB x bb
BB x BB
