Reproduction & Heredity

Multiple Choice

Dominant or recessive?
tt

• Dominant 

• Recessive

Multiple Choice

The child or product of reproduction by plants, animals, and all other living things.

• allele

• gene

• offspring

• trait

Multiple Choice

Dominant or recessive?
Dd

• Dominant

• recessive

• neither

• homozygous

Multiple Choice

In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?

• Tall = T Short = S

• Tall = T Short = t

• Tall = t Short = T

• Tall = TT Short = tt

Multiple Choice

A behavioral or physical characteristic that is passed from parents to their offspring.

• inheritance

• genetics

• trait

• recessive allele

Multiple Choice

A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?

• 0%
• 25%
• 50%
• 75%

Multiple Choice

Emily has brown hair. Which is most likely a true statement about Emily?

• Emily’s favorite color is brown.
• Emily has a parent with brown hair.
• Emily’s older brother has brown hair. 

Multiple Choice

A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?

• 0%
• 25%
• 50%
• 75%

Multiple Choice

A section of DNA that codes for a specific protein.

• gene

• offspring

• chromosome

• phenotype

Multiple Choice

What is the probability of a purple-horned unicorn if a heterozygous pink-horned unicorn is crossed with a heterozygous pink-horned unicorn?

• 0%
• 25%
• 50%
• 75%

Multiple Choice

What should students use to identify the percent chance of a trait being passed down from a parent to its offspring?

• a graph
• a flow chart
• a data table
• a Punnett square

Multiple Choice

Leonardo bet his friend Olivet that two heterozygous green-eyed sea monsters could not have a recessive blue-eyed baby sea monster. Olivet said they can have a blue-eyed sea monster.
Who wins the bet?

• Leonardo
• Olivet
• Both
• Neither

Multiple Choice

One of the different forms of a single gene, either dominant or recessive.

• Allele

• DNA

• Chromosome

• Genome

Multiple Choice

Identify the homozygous dominant genotype:

• FF
• Ff
• ff

Multiple Choice

Which statement best supports why many offspring look similar to their parents?

• Offspring inherit characteristics from one parent.
• Offspring inherit characteristics from both parents.
• Parents choose which characteristics to pass on to their offspring.
• Parents choose to change their appearance to match that of their offspring.

Multiple Choice

Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

• Protein

• DNA

• RNA

• Glucose nucleic acid (GNA)

Multiple Choice

The passing of traits from parents to offspring.

• allele

• dominance

• gene

• heredity

Multiple Choice

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

Multiple Choice

Bob is a tall, slender young man with red hair and blue eyes. Which couple would most likely be Bob’s parents?

• a slender, red-haired father and a tall, blue-eyed mother
• a tall green-eyed father with long brown hair and a short, brown-haired mother
• a short, green-eyed, black-haired father and a tall, brown haired, brown-eyed mother
• a short, plump brown-haired father with freckles and a short, blue-eyed red-haired mother

Multiple Choice

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

Multiple Choice

The allele that is shown or expressed even if only one copy is present. This is shown by a capital letter (ex: R)

• dominant

• recessive

• invisible

• genotype

Multiple Choice

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

• recessive
• dominant
• lower case letter
• both 

Multiple Choice

What are the possible combinations of a pea plant with the alleles PP and a male pea plant with the alleles pp.
P= purple
p= white

• all Pp
• all PP
• Pp,PP,Pp,PP
• all pp

Multiple Choice

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

Multiple Choice

The allele that needs two copies to express the trait. This is shown by a lower case letter. (ex: r)

• dominant

• recessive

• invisible

• genotype

Multiple Choice

T - tall and t = short

In the punnett square below, what belongs in the missing square

• tt

• Tt

• Bb

• TT

Multiple Choice

When the allele combination is a dominate and a recessive trait together which trait will be seen?

• Dominate
• Recessive
• none
• both

Multiple Choice

B = brown eyes

b = blue eyes

One brother has genotype BB and the other brother has genotype Bb.

Which statement is true about these two brothers?

• They have same phenotype and genotype

• They have different phenotypes and genotypes

• They have same phenotype, but different genotypes

• They have different phenotypes, but the same genotype

Multiple Choice

The combination of alleles that an organism has. This determines what trait the organism will have.

• genotype

• phenotype

• homozygous

• heterozygous

Multiple Choice

The genotype Aa is called . . .

• Homozygous recessive

• Hybrid

• Purebred

• Homozygous dominant

Multiple Choice

Homozygous is when...

• the alleles are the same
• the alleles are different
• the alleles are absent
• the alleles are present

Multiple Choice

Which of the following would be a phenotype?

• Aa

• red hair

• heterozygous

• DNA

Multiple Choice

The physical or behavioral trait that is shown or expressed.

• genotype

• phenotype

• homozygous

• heterozygous

Multiple Select

Which of the following genotypes is Purebred? Select 2 answers.

• aA

• Aa

• AA

• aa

Multiple Choice

B = brown fur  b = white fur
In the punnett square, what is the probability for white fur? 

• 0%
• 25%
• 50%
• 75%

Multiple Choice

Which of the following genotypes is heterozygous?

• Bb
• BB
• bb
• B

Multiple Choice

This Austrian monk is known as the Father of Modern Genetics.

• Albert Einstein

• Gregor Mendel

• Charles Darwin

• Isaac Newton

Multiple Choice

Which of the following genotypes is homozygous dominant?

• Yy

• yY

• yy

• YY

Multiple Choice

Aa is

• homozygous (purebred)
• heterozygous (hybrid)

Multiple Choice

Which of the following genotypes is homozygous recessive?

• Tt

• tt

• TT

• tT

Multiple Choice

This is a diagram to help predict the probability of the traits an offspring will inherit.

• Letter chart

• Punnett square

• Newton's law

• Free body diagram

Multiple Choice

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any white-flowering plant resulting from this species?

• rr

• rR

• RR

• Rr

Multiple Choice

What is a phenotype?

• The expression of a trait; physical appearance.
• refers to the genetic makeup of an individual
• An organism that has the same genes for a trait (ex. TT or tt)
• the passing of traits from parent to offspring

Multiple Choice

When both alleles of a genotype are the same. (either RR or rr)

• homozygous

• heterozygous

Multiple Choice

This means Different Gene

• Dominant
• Recessive
• Homozygous
• Heterozygous

Multiple Choice

When both alleles of a genotype are different. (example: Rr)

• homozygous

• heterozygous

Multiple Choice

Homozygous or heterozygous?
BB

• Homozygous
• Heterozygous

Multiple Choice

The molecular instructions for building all living organisms.

• cells

• DNA

• elements

• nucleus

Multiple Choice

Which of the following is a phenotype?

• Aa
• red hair
• heterozygous
• DNA

Multiple Choice

The study of heredity and the variation of inherited characteristics.

• physics

• biodiversity

• geology

• genetics