Biology, Ch 7, Extending Mendel, Quiz

The X and Y chromosomes are called the

• extra chromosomes.
• phenotypes.
• sex chromosomes.
• All of the answers are correct.

Tags

NGSS.HS-LS3-1

female : XX ::

• female : gametes
• female : eggs
• male : YY
• male : XY

Tags

NGSS.HS-LS3-1

A diagram in which several generations of a family and the occurrence of certain genetic characteristics are shown is called a

• Punnett square.
• monohybrid cross.
• pedigree.
• family karyotype.

If a characteristic is sex-linked, it

• occurs most commonly in males.
• occurs only in females.
• can never occur in females.
• is always fatal.

Since the allele for colorblindness is located on the X chromosome, colorblindness

• cannot be inherited.
• occurs only in adults.
• is sex-linked.
• None of the answers are correct.

Tags

NGSS.HS-LS3-1

People with Down syndrome have

• 45 chromosomes.
• 46 chromosomes.
• 47 chromosomes.
• no X chromosomes.

The sex of an offspring is determined by

• the mother.
• the father.
• both parents.
• the offspring.

What did Gregor Mendel's primary experiment consist of?

• Peas
• Flowers
• Beans

Tags

NGSS.HS-LS3-2

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

• Incomplete Dominance
• Co dominance
• Independent assortment
• Recessive inheritance

What type of inheritance do two alleles have if their traits blend together? 

• Incomplete Dominance
• Co-Dominance
• Mendelian Inheritance
• Homozygous Inheritance