Question 1

Match each term with its correct definition.
-polygenic inheritance

Accepted Answer

A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects 
A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects

Question 2

Match each term with its correct definition.
-F1 generation

Accepted Answer

A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects 
A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects

Question 3

Match each term with its correct definition.
-probability

Accepted Answer

A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects 
A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects

Question 4

Suppose your mother has cystic fibrosis, which is caused by a recessive allele, but your father has a normal phenotype. However, all of your father's siblings have cystic fibrosis. What are the odds of you inheriting the disease?

Accepted Answer

A) 0 
B) 1 in 2 
C) 3 in 4 
D) 1 
A) 0 
B) 1 in 2 
C) 3 in 4 
D) 1

Question 5

Which of the following is one of Mendel's three hypotheses for explaining his observations?

Accepted Answer

A) The pairs of alleles remain together in the formation of gametes so that each gamete gets both alleles. 
B) Adult plants always have traits that are governed by a single pair of alleles, but the number of possible alleles varies with each trait. 
C) Adult plants carry a trio of genes that will determine the inheritance of each allele. 
D) If an adult plant has two different alleles, the alleles blend. 
A) The pairs of alleles remain together in the formation of gametes so that each gamete gets both alleles. 
B) Adult plants always have traits that are governed by a single pair of alleles, but the number of possible alleles varies with each trait. 
C) Adult plants carry a trio of genes that will determine the inheritance of each allele. 
D) If an adult plant has two different alleles, the alleles blend.

Question 6

Match each term with its correct definition.
-true breeding

Accepted Answer

A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects 
A) displayed traits are unchanged over multiple generations 
B) first generation of offspring from a parental cross 
C) true-breeding organisms used in the initial cross 
D) result of a cross between two first-generation organisms 
E) allele that is expressed no matter what other allele is present
F)allele that is expressed only if two identical copies are present
G)any organism with two identical copies of an allele
H)any organism with two different forms of an allele
I)F1 heterozygote (for a single trait)
J)genetic makeup of an organism
K)physical traits of an organism
L)likelihood of something occurring if the occurrence is a matter of chance
M)organism that is heterozygous for two different traits
N)where an allele is found on a chromosome
O)when one allele cannot completely mask the effects of another allele
P)alleles at one locus mask the expression of alleles at a different locus
Q)several different genes contribute to a particular phenotype
R)single allele has multiple phenotypic effects

Exam 10: Mendel, Genes, and Inheritance

Match each term with its correct definition. -polygenic inheritance

Match each term with its correct definition. -F1 generation

Match each term with its correct definition. -probability

Suppose your mother has cystic fibrosis, which is caused by a recessive allele, but your father has a normal phenotype. However, all of your father's siblings have cystic fibrosis. What are the odds of you inheriting the disease?

Which of the following is one of Mendel's three hypotheses for explaining his observations?

Match each term with its correct definition. -true breeding

Light and Life

The Cell: an Overview

Defining Life and Its Origins

Energy and Enzymes

Cell Membranes and Signalling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Structure and Expression

Control of Gene Expression

Dna Technologies

Genomes and Proteomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Species and Macroevolution

Understanding the History of Life on Earth

Humans and Evolution

Bacteria and Archaea

Viruses, Viroids, and Prions: Infectious Biological Particles

Protists

Fungi

Plants

Diversity of Animals 1: Sponges, Radiata, Platyhelminthes, and Protostomes

Diversity of Animals 2: Deuterostomes: Vertebrates and Their Closest Relatives

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Conservation of Biodiversity

Putting Selection to Work

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Transport in Animals: the Circulatory System

Reproduction in Animals

Animal Development

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Integration

Muscles, Skeletons, and Body Movements

Animal Behaviour

Animal Nutrition

Gas Exchange: the Respiratory System

Regulating the Internal Environment

Defences Against Disease

Conservation and Evolutionary Physiology

Filters

Match each term with its correct definition. -F₁ generation