Genetics Test Review

Which statement about DNA is true?

• Different people can have the same copy of DNA in their cells.

• DNA is made up of genes that carry hereditary information.

• DNA controls the genotype but not the phenotype of an organism.

• DNA controls the genotype only in the second and third generations.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What relationship exists between genes and chromosomes?

• Genes are located on chromosomes which are found in the nucleus of cells.

• Genes produce chromosomes which transmit traits from one generation to another.

• Genes are made up of chromosomes which move from the nucleus to the cytoplasm.

• Genes and chromosomes produce alleles which determine the phenotype of offspring.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

James has blue eyes like his father and a widow's peak like his mother. What explains James having similar traits as his parents?

• living together with his parents

• performing similar activities like his parents

• observing and learning from his parents

• inheritance of genes from his parents

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which statement summarizes the relationship between chromosomes, DNA, and genes?

• Genes compose the DNA located on the chromosomes.

• DNA makes up the genes located on the chromosomes.

• DNA makes up the chromosomes located on genes.

• Chromosomes make up the genes located on the DNA.

Tags

NGSS.HS-LS3-1

What do the two letters of the genotype represent?

• An organism's outward appearance is its phenotype.

• An organism's genotype is a result of its phenotype.

• Genes for a trait come from either the mother or father but not both parents.

• Traits are passed from both parents to offspring through pairs of genes.

Tags

NGSS.HS-LS3-1

Jamie inherited his height from his parents. What determines the inheritance of Jamie’s height?

• chloroplast

• cytoplasm

• genes

• membrane

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which statement describes why eye color is an inherited trait?

• It depends on the color of light entering the eye.

• It is passed from the parents to the offspring.

• It depends on the amount of vitamin A in the diet.

• It changes as a child grows to become an adult.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Annette has red hair. Annette’s mother has red hair, while her father has brown hair.

Which statement best explains the inheritance of Annette’s hair?

• Annette inherited 100% of her hair color genes from her father.

• Annette inherited 100% of her hair color genes from her mother.

• Annette inherited 50% of her hair color genes from her father and 50% from her mother.

• Annette inherited 25% of her hair color genes from her father and 75% from her mother.

Tags

NGSS.HS-LS3-1

In rabbits, the allele for black fur (B) is dominant over the allele for white fur (b). A cross between two black fur rabbits produces a white rabbit.

What are the correct genotype and phenotype of the offspring?

• genotype: BB

  phenotype: white fur

• genotype: white fur

  phenotype: Bb

• genotype: bb

  phenotype: white fur

• genotype: white fur

  phenotype: bb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What can be inferred by analyzing the pattern of the presence of dimples among the friends and their parents?

• Children inherit dimples from their mothers.

• Children inherit dimples from their parents.

• The characteristic for dimples is common among children.

• The characteristic for no dimples is more common in parents.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2