Question 1

The is the observable characteristics of an individual.

Accepted Answer

A)   character
B)   genotype
C)   phenotype
D)   dominant trait
E)   recessive traitF) A) and D)
G) C) and D)

Question 2

A cross in which a research investigates the patterns of inheritance of a single trait is called a .

Accepted Answer

A)   monohybrid cross
B)   dihybrid cross
C)   two-factor cross
D)   cross-fertilization
E)   self-fertilizationF) None of the above
G) A) and B)

Question 3

In humans, patterns of inheritance are often studied using which of the following?

Accepted Answer

A)   Dihybrid testcrosses
B)   Production of true-breeding lines
C)   Pedigree analysis
D)   Self-fertilization
E)   None of the answers are correctF) A) and C)
G) A) and D)

Question 4

A couple would like to know what the probability is that out of five children, three will be girls. This is solved using which of the following?

Accepted Answer

A)   Sum rule
B)   Product rule
C)   Chi-square test
D)   Binomial expansion
E)   Random sampling errorF) D) and E)
G) A) and D)

Question 5

Which of the following traits was not studied by Mendel?

Accepted Answer

A)   Flower color
B)   Seed color
C)   Pod color
D)   Pollen color
E)   Plant heightF) A) and D)
G) A) and C)

Question 6

The observable characteristics of an organism are called its .

Accepted Answer

A)   Phenotype
B)   Genotype
C)   Dominance
D)   Genes
E)   None of the answers are correctF) C) and D)
G) None of the above

Question 7

is the belief that seeds are produced by all parts of the body and transmitted to the next generation.

Accepted Answer

A)   Hippocrates
B)   Pangenesis
C)   Blending
D)   Particulate theory
E)   HomunculusF) B) and E)
G) A) and B) B

Question 8

If a Punnett square is used to visualize a three-factor cross, how many boxes would be inside of the square?

Accepted Answer

A)   3
B)   8
C)   48
D)   64
E)   Can't be determinedF) A) and B)
G) A) and E)

Question 9

In a dihybrid cross using Mendelian inheritance, if both parents are heterozygous for both traits, what will be the phenotypic ratio of their offspring?

Accepted Answer

A)   3:1
B)   1:2:1
C)   1:1
D)   9:3:3:1E) A) and B)
F) C) and D)

Question 10

The refers to the genetic composition of an individual.

Accepted Answer

A)   character
B)   genotype
C)   phenotype
D)   dominant trait
E)   recessive traitF) B) and C)
G) C) and E) B

Question 11

Mendel's work with two-factor (dihybrid)  crosses led directly to which of the following?

Accepted Answer

A)   Chromosomal theory of inheritance
B)   Particulate theory of inheritance
C)   Law of segregation
D)   Law of independent assortment
E)   Theory of biological evolutionF) A) and D)
G) B) and E)

Question 12

When studying a genetic cross, the second generation following the initial cross is identified by which of the following?

Accepted Answer

A)   P generation
B)   F1 generation
C)   F2 generation
D)   F3 generation
E)   P3 generationF) C) and D)
G) A) and B)

Question 13

An individual who has two different alleles for a trait is called .

Accepted Answer

A)   Haploid
B)   Homozygous
C)   Heterozygous
D)   Isozygous
E)   True-breedingF) A) and D)
G) None of the above

Question 14

The theory of pangenesis was first proposed by .

Accepted Answer

A)   Aristotle
B)   Galen
C)   Mendel
D)   Hippocrates
E)   None of the aboveF) A) and B)
G) All of the above

Question 15

A(an)  is a variation of a gene.

Accepted Answer

A)   trait
B)   character
C)   gamete
D)   allele
E)   variantF) A) and D)
G) C) and D) D

Question 16

In the biological sciences, the hypothesis is usually rejected if the P value is .

Accepted Answer

A)   Greater than 1
B)   Less than 0.30
C)   Less than 0.95
D)   Less than 0.05
E)   Less than 1F) C) and D)
G) B) and D)

Question 17

In a dihybrid testcross, the individual being examined is crossed to which of the following?

Accepted Answer

A)   An individual who is homozygous dominant for one trait but not the other
B)   Self-fertilized
C)   An individual who is homozygous recessive for both traits
D)   An individual who is heterozygous for both traitsE) None of the above
F) All of the above

Question 18

Differences in plant flower color or plant height are called a variant of a trait.

Accepted Answer

A) True 
 B)False

Question 19

Mendel's work was rediscoved in 1900 by which of the following individual(s) ?

Accepted Answer

A)   Carl Correns
B)   Erich von Tschermak
C)   Hugh de Vries
D)   All of the answers are correctE) All of the above
F) B) and C)

Question 20

Mendel's work with single-factor crosses resulted in the development of which of the following?

Accepted Answer

A)   Law of segregation
B)   Law of independent assortment
C)   Theory of natural selection
D)   Law of biological evolution
E)   All of the answers are correctF) None of the above
G) D) and E)

Exam 2: Mendelian Inheritance

The is the observable characteristics of an individual.

Correct AnswerverifiedShow Answer

A cross in which a research investigates the patterns of inheritance of a single trait is called a .

Correct AnswerverifiedShow Answer

In humans, patterns of inheritance are often studied using which of the following?

Correct AnswerverifiedShow Answer

A couple would like to know what the probability is that out of five children, three will be girls. This is solved using which of the following?

Correct AnswerverifiedShow Answer

Which of the following traits was not studied by Mendel?

Correct AnswerverifiedShow Answer

The observable characteristics of an organism are called its .

Correct AnswerverifiedShow Answer

is the belief that seeds are produced by all parts of the body and transmitted to the next generation.

Correct AnswerverifiedB

If a Punnett square is used to visualize a three-factor cross, how many boxes would be inside of the square?

Correct AnswerverifiedShow Answer

In a dihybrid cross using Mendelian inheritance, if both parents are heterozygous for both traits, what will be the phenotypic ratio of their offspring?

Correct AnswerverifiedShow Answer

The refers to the genetic composition of an individual.

Correct AnswerverifiedB

Mendel's work with two-factor (dihybrid) crosses led directly to which of the following?

Correct AnswerverifiedShow Answer

When studying a genetic cross, the second generation following the initial cross is identified by which of the following?

Correct AnswerverifiedShow Answer

An individual who has two different alleles for a trait is called .

Correct AnswerverifiedShow Answer

The theory of pangenesis was first proposed by .

Correct AnswerverifiedShow Answer

A(an) is a variation of a gene.

Correct AnswerverifiedD

In the biological sciences, the hypothesis is usually rejected if the P value is .

Correct AnswerverifiedShow Answer

In a dihybrid testcross, the individual being examined is crossed to which of the following?

Correct AnswerverifiedShow Answer

Differences in plant flower color or plant height are called a variant of a trait.

Correct AnswerverifiedShow Answer

Mendel's work was rediscoved in 1900 by which of the following individual(s) ?

Correct AnswerverifiedShow Answer

Mendel's work with single-factor crosses resulted in the development of which of the following?

Correct AnswerverifiedShow Answer

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B

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B

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D

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