Quiz about Ch 4 Genetics Vocabulary Review

Question 1

A characteristic such of a species such as size or shape.

Accepted Answer

Character

Answer

Trait

Answer

Allele

Question 2

A form of a character such as tall or short

Accepted Answer

Trait

Answer

Character

Answer

Allele

Answer

DNA

Question 3

The trait that an organism expresses as determined by its genotype.

Accepted Answer

Phenotype

Answer

Allele

Answer

DNA

Answer

Gene

Question 4

The letters that symbolize an organism's alleles for a specific gene.

Accepted Answer

Genotype

Answer

Phenotype

Answer

DNA

Answer

Drift

Question 5

The Father of Genetics is known as

Accepted Answer

Gregor Mendel

Answer

Punnett

Answer

Thomas Edison

Answer

Francis Crick

Question 6

This type of plant is a plant that always produces descendants with the same trait.

Accepted Answer

Purebred

Answer

Hybrid

Question 7

An offspring with a mix of alleles for a specific characteristic.

Accepted Answer

Hybrid

Answer

Purebred

Question 8

Traits that APPEAR in a hybrid.

Accepted Answer

Dominant Traits

Answer

Recessive Traits

Question 9

Traits that are hidden in a hybrid.

Accepted Answer

Recessive Traits

Answer

Dominant Traits

Question 10

Fill in the blank for the first principle of heredity: In a cross of purebred parents, all offspring of the first generation will show the ____________ trait.

Accepted Answer

Dominant

Answer

Recessive

Answer

Neither

Question 11

Fill in the blank for the 2nd principle of heredity: For any one character, the two alleles for a parent's gene separate and the combine with the other parent's alleles to determine the offspring's _______.

Accepted Answer

trait

Answer

character

Question 12

A grid that uses letters to represent alleles.

Accepted Answer

Punnet Square

Answer

Coordinate Grid

Question 13

When working with a Punnett square, if the genotype for the plant is TT or tt, the genotypes are considered.

Accepted Answer

Purebred

Answer

Hybrid

Question 14

When working with a Punnett Square, if the genotype is Tt, the organism is considered a(n)

Accepted Answer

hybrid

Answer

purebred

Question 15

In a Punnett Square, Tt, the T is considered the

Accepted Answer

Dominant allele

Answer

Recessive allele

Question 16

In a Punnett Square, the genotype, Tt, the t is considered

Accepted Answer

the recessive allele.

Answer

the dominant allele.

Question 17

Based upon the picture, will the offspring have a phenotype that is dominant, recessive, or both?

Accepted Answer

Dominant

Answer

Recessive

Answer

Both

Question 18

In the Punnett Square, what is the probability that the offspring of flowers will have the recessive trait as the phenotype?

Accepted Answer

25%

Answer

100%

Answer

75%

Answer

50%

Question 19

The ratio of alleles in a population changes randomly over time, this process is known as

Accepted Answer

Genetic Drift

Answer

Bottle necking

Answer

Population centers

Answer

Natural Selection

Question 20

A ____ is a region of DNA that controls a trait.

Accepted Answer

gene

Answer

phenotype

Answer

chromatin

Answer

genotype

Question 21

Each section of DNA that codes for a specific trait is called a _______.

Accepted Answer

gene

Answer

DNA

Answer

base pair

Question 22

The effects of genetic drift are most felt on

Accepted Answer

smaller populations

Answer

larger popluations

Question 23

Breeding is an example of

Accepted Answer

artificial selection

Answer

natural selection

Answer

genetic drift

Answer

adaptation

Question 24

The process through which organisms with certain adaptations survive to pass on their traits to a greater number of offspring than other organisms do.

Accepted Answer

Natural Selection

Answer

Artificial Selection

Ch 4 Genetics Vocabulary Review

25 questions

A characteristic such of a species such as size or shape.

A form of a character such as tall or short

The trait that an organism expresses as determined by its genotype.

The letters that symbolize an organism's alleles for a specific gene.

The Father of Genetics is known as

This type of plant is a plant that always produces descendants with the same trait.

An offspring with a mix of alleles for a specific characteristic.

Traits that APPEAR in a hybrid.

Traits that are hidden in a hybrid.

Fill in the blank for the first principle of heredity: In a cross of purebred parents, all offspring of the first generation will show the ____________ trait.

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