Question 1

Statistical analysis determines the ________ between observed data and what was expected from the original hypothesis.

Accepted Answer

A)  testcross 
B)  degrees of freedom 
C)  P values 
D)  complete hypothesis 
E)  goodness of fit 
A)  testcross 
B)  degrees of freedom 
C)  P values 
D)  complete hypothesis 
E)  goodness of fit

Question 2

In a genetic cross,the ________ represent offspring with genetic combinations that were not found in the parental lines.

Accepted Answer

A)  P generation 
B)  nonrecombinants 
C)  parentals 
D)  nonparentals 
A)  P generation 
B)  nonrecombinants 
C)  parentals 
D)  nonparentals

Question 3

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

Question 4

What aspect of meiosis best explains Mendel's law of independent assortment?

Accepted Answer

A)  selective removal of genetic information to create haploid gametes 
B)  separation of homologous chromosomes during Meiosis I 
C)  random alignment of different bivalents during Meiosis I 
D)  transmission of genes together when they lie nearby on the same chromosome 
E)  separation of identical alleles during Meiosis II 
A)  selective removal of genetic information to create haploid gametes 
B)  separation of homologous chromosomes during Meiosis I 
C)  random alignment of different bivalents during Meiosis I 
D)  transmission of genes together when they lie nearby on the same chromosome 
E)  separation of identical alleles during Meiosis II

Question 5

The chance that a future event will occur is called ________.

Accepted Answer

A)  probability 
B)  goodness of fit 
C)  degrees of freedom 
D)  random selection 
E)  All of these choices are correct. 
A)  probability 
B)  goodness of fit 
C)  degrees of freedom 
D)  random selection 
E)  All of these choices are correct.

Question 6

When Mendel crossed two plants that were heterozygous for a single trait,what was the genotypic ratio of their offspring?

Accepted Answer

A)  1:2:1 
B)  9:3:3:1 
C)  3:1 
D)  1:1 
E)  Varied depending on the trait 
A)  1:2:1 
B)  9:3:3:1 
C)  3:1 
D)  1:1 
E)  Varied depending on the trait

Question 7

An individual who has two identical alleles for a trait is said to be ________.

Accepted Answer

A)  homozygous 
B)  heterozygous 
C)  isozygous 
D)  a variant 
A)  homozygous 
B)  heterozygous 
C)  isozygous 
D)  a variant

Question 8

A coin is flipped 100 times,with a result of 53 heads and 47 tails.The deviation between the observed numbers and the expected 50-50 results is called ________.

Accepted Answer

A)  probability 
B)  degrees of freedom 
C)  goodness of fit 
D)  random sampling error 
E)  standard error 
A)  probability 
B)  degrees of freedom 
C)  goodness of fit 
D)  random sampling error 
E)  standard error

Question 9

If over several generations a character does not vary in a group of organisms,that group can be called a ________.

Accepted Answer

A)  heterozygote 
B)  hybrid 
C)  true-breeding line 
D)  variant 
E)  cross-fertilized line 
A)  heterozygote 
B)  hybrid 
C)  true-breeding line 
D)  variant 
E)  cross-fertilized line

Question 10

Small,closed communities of people that intermarry within the group are likely to see a higher occurrence of disease from

Accepted Answer

A)  recessive alleles. 
B)  dominant alleles. 
C)  malnutrition. 
D)  environmental factors. 
A)  recessive alleles. 
B)  dominant alleles. 
C)  malnutrition. 
D)  environmental factors.

Question 11

The study of family trees in humans is called a ________ analysis.

Accepted Answer

A)  pedigree 
B)  monohybrid 
C)  factorial 
D)  statistical 
E)  probability 
A)  pedigree 
B)  monohybrid 
C)  factorial 
D)  statistical 
E)  probability

Question 12

The anthers represent the ________ portion of the plant; the ovules represent the ________ portion of the plant.

Accepted Answer

A)  female; male 
B)  male; female 
C)  female; female 
D)  male; male 
A)  female; male 
B)  male; female 
C)  female; female 
D)  male; male

Question 13

In a Punnett square diagram,the outside of the box represents the ________.

Accepted Answer

A)  diploid offspring 
B)  haploid offspring 
C)  diploid gametes 
D)  haploid gametes 
A)  diploid offspring 
B)  haploid offspring 
C)  diploid gametes 
D)  haploid gametes

Question 14

The ________ refers to the observable characteristics of an individual.

Accepted Answer

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

Question 15

What aspect of meiosis best explains Mendel's law of segregation?

Accepted Answer

A)  selective removal of genetic information to create haploid gametes 
B)  separation of homologous chromosomes during Meiosis I 
C)  random alignment of different bivalents during Meiosis I 
D)  transmission of genes together when they lie nearby on the same chromosome 
E)  separation of identical alleles during Meiosis II 
A)  selective removal of genetic information to create haploid gametes 
B)  separation of homologous chromosomes during Meiosis I 
C)  random alignment of different bivalents during Meiosis I 
D)  transmission of genes together when they lie nearby on the same chromosome 
E)  separation of identical alleles during Meiosis II

Question 16

In a genetic cross,there are n classes of data.What would the degrees of freedom be for a chi square test on this data?

Accepted Answer

A)  n 
B)  n + 1 
C)  n - 1 
D)  2n + 1 
E)  x(n) where x equals the number of individuals in the cross 
A)  n 
B)  n + 1 
C)  n - 1 
D)  2n + 1 
E)  x(n) where x equals the number of individuals in the cross

Question 17

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 1 
A)  greater than 1 
B)  less than 0.30 
C)  less than 0.95 
D)  less than 0.05 
E)  less than 1

Question 18

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

Accepted Answer

A)  two-factor crosses 
B)  production of true-breeding lines 
C)  pedigree analysis 
D)  self-fertilization 
A)  two-factor crosses 
B)  production of true-breeding lines 
C)  pedigree analysis 
D)  self-fertilization

Question 19

Mendel's work with two-factor 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 evolution 
A)  chromosomal theory of inheritance 
B)  particulate theory of inheritance 
C)  law of segregation 
D)  law of independent assortment 
E)  theory of biological evolution

Question 20

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 error 
A)  sum rule 
B)  product rule 
C)  chi square test 
D)  binomial expansion 
E)  random sampling error

Exam 3: Mendelian Inheritance

Statistical analysis determines the ________ between observed data and what was expected from the original hypothesis.

In a genetic cross,the ________ represent offspring with genetic combinations that were not found in the parental lines.

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

What aspect of meiosis best explains Mendel's law of independent assortment?

The chance that a future event will occur is called ________.

When Mendel crossed two plants that were heterozygous for a single trait,what was the genotypic ratio of their offspring?

An individual who has two identical alleles for a trait is said to be ________.

A coin is flipped 100 times,with a result of 53 heads and 47 tails.The deviation between the observed numbers and the expected 50-50 results is called ________.

If over several generations a character does not vary in a group of organisms,that group can be called a ________.

Small,closed communities of people that intermarry within the group are likely to see a higher occurrence of disease from

The study of family trees in humans is called a ________ analysis.

The anthers represent the ________ portion of the plant; the ovules represent the ________ portion of the plant.

In a Punnett square diagram,the outside of the box represents the ________.

The ________ refers to the observable characteristics of an individual.

What aspect of meiosis best explains Mendel's law of segregation?

In a genetic cross,there are n classes of data.What would the degrees of freedom be for a chi square test on this data?

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

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

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

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?

Overview of Genetics

Reproduction and Chromosome Transmission

Sex Determination and Sex Chromosomes

Extensions of Mendelian Inheritance

Extranuclear Inheritance, Imprinting, and Maternal Effect

Genetic Linkage and Mapping in Eukaryotes

Variation in Chromosome Structure and Number

Genetics in Bacteria

Genetics of Viruses

Molecular Structure of DNA and RNA

Molecular Structure of Chromosomes and Transposition

Dna Replication and Recombination

Gene Transcription and RNA Modification

Translation of MRNA

Gene Regulation in Bacteria

Gene Regulation in Eukaryotes

Non-Coding Rnas

Gene Mutation and DNA Repair

Molecular Technologies

Genomics

Medical Genetics and Cancer

Population Genetics

Quantitative Genetics

Filters

The anthers represent the portion of the plant; the ovules represent the portion of the plant.