Question 1

What are attached at the centromere?

Accepted Answer

A) Homologous chromosomes 
B) Sister chromatids 
C) Daughter cells 
D) Genomes 
A) Homologous chromosomes 
B) Sister chromatids 
C) Daughter cells 
D) Genomes

Question 2

In the picture below, what is encircled?

Accepted Answer

A) A sister chromatid 
B) A single chromosome 
C) Two sister chromatids 
D) A pair of homologous chromosomes 
A) A sister chromatid 
B) A single chromosome 
C) Two sister chromatids 
D) A pair of homologous chromosomes

Question 3

Somatic cells are ________.

Accepted Answer

A) haploid (n) 
B) haploid (2n) 
C) diploid (n) 
D) diploid (2n) 
A) haploid (n) 
B) haploid (2n) 
C) diploid (n) 
D) diploid (2n)

Question 4

What specifically separates during meiosis I?

Accepted Answer

A) Homologous chromosomes 
B) Sister chromatids 
C) The cytoplasm 
D) The genome 
A) Homologous chromosomes 
B) Sister chromatids 
C) The cytoplasm 
D) The genome

Question 5

If a human diploid cell and a human haploid cell somehow managed to fuse together and not lose any of the chromosomes, how many sets of chromosomes would be inside the newly formed cell?

Accepted Answer

A) 3 
B) 2.5 
C) 2 
D) 1.5 
A) 3 
B) 2.5 
C) 2 
D) 1.5

Question 6

Which of the following processes does not generate genetic variation during sexual reproduction?

Accepted Answer

A) Crossing over 
B) Independent assortment 
C) Random fertilization 
D) All of the processes above generate genetic variation 
A) Crossing over 
B) Independent assortment 
C) Random fertilization 
D) All of the processes above generate genetic variation

Question 7

Which of the following is the correct sequence of events during mitosis?

Accepted Answer

A) Nuclear membrane dissolves, chromosomes line up, sister chromatids split, nuclear membrane forms 
B) Nuclear membrane forms, chromosomes line up, sister chromatids split, nuclear membrane dissolves 
C) Chromosomes line up, nuclear membrane forms, nuclear membrane dissolves, sister chromatids split 
D) Sister chromatids split, nuclear membrane dissolves, nuclear membrane forms, chromosomes line up 
A) Nuclear membrane dissolves, chromosomes line up, sister chromatids split, nuclear membrane forms 
B) Nuclear membrane forms, chromosomes line up, sister chromatids split, nuclear membrane dissolves 
C) Chromosomes line up, nuclear membrane forms, nuclear membrane dissolves, sister chromatids split 
D) Sister chromatids split, nuclear membrane dissolves, nuclear membrane forms, chromosomes line up

Question 8

According to the pedigree above, who is a not a carrier of albino?

Accepted Answer

A) Bill 
B) Brandon 
C) Aaron 
D) All of the above are carriers of albino 
A) Bill 
B) Brandon 
C) Aaron 
D) All of the above are carriers of albino

Question 9

How many chromosomes did you inherit from your father?

Accepted Answer

A) 2 
B) 23 
C) 46 
D) 92 
A) 2 
B) 23 
C) 46 
D) 92

Question 10

A woman with blood type B and a man with blood type A could have children with which of the following phenotypes?

Accepted Answer

A) A, B, AB, or O 
B) AB only 
C) A, B, or O 
D) AB or O 
A) A, B, AB, or O 
B) AB only 
C) A, B, or O 
D) AB or O

Question 11

What produces genetically unique daughter cells?

Accepted Answer

A) Meiosis 
B) Mitosis 
C) Both of these 
D) Neither of these 
A) Meiosis 
B) Mitosis 
C) Both of these 
D) Neither of these

Question 12

Chromosomes are often represented as an X, with two sister chromatids attached at the centromere.Do chromosomes always look like an X?

Accepted Answer

A) Yes, chromosomes are always made up of two sister chromatids attached. 
B) No, chromosomes only look like an X when condensed, but they always have two sister chromatids attached. 
C) No, chromosomes only look like an X following DNA replication, and before cell division; the rest of the time, they only have one sister chromatid each. 
D) No, chromosomes only look like an X right after cell division; the rest of the time, they have only one sister chromatid each. 
A) Yes, chromosomes are always made up of two sister chromatids attached. 
B) No, chromosomes only look like an X when condensed, but they always have two sister chromatids attached. 
C) No, chromosomes only look like an X following DNA replication, and before cell division; the rest of the time, they only have one sister chromatid each. 
D) No, chromosomes only look like an X right after cell division; the rest of the time, they have only one sister chromatid each.

Question 13

Which process requires DNA to undergo duplication before it can proceed?

Accepted Answer

A) Meiosis 
B) Mitosis 
C) Both of these 
D) Neither of these 
A) Meiosis 
B) Mitosis 
C) Both of these 
D) Neither of these

Question 14

Recessive disorders related to genes found on the X chromosome but not on the Y chromosome are more commonly expressed in ________.

Accepted Answer

A) children 
B) adults 
C) females 
D) males 
A) children 
B) adults 
C) females 
D) males

Question 15

Why are individuals with Turner syndrome always female and individuals with Klinefelter syndrome always male?

Accepted Answer

Individuals with Turner syndrome have an

Question 16

When does crossing over occur?

Accepted Answer

A) Cytokinesis 
B) Mitosis 
C) Meiosis I 
D) Meiosis II 
A) Cytokinesis 
B) Mitosis 
C) Meiosis I 
D) Meiosis II

Question 17

Which phase of meiosis is most similar to mitosis, and why?

Accepted Answer

Meiosis II, because there is n

Question 18

DNA plus its associated proteins is called a ________.

Accepted Answer

A) centromere 
B) gene 
C) chromatin 
D) genome 
A) centromere 
B) gene 
C) chromatin 
D) genome

Question 19

When does the cell plate form during cell division?

Accepted Answer

A) In the middle of animal cell mitosis 
B) In the middle of plant cell mitosis 
C) At the completion of animal cell mitosis 
D) At the completion of plant cell mitosis 
A) In the middle of animal cell mitosis 
B) In the middle of plant cell mitosis 
C) At the completion of animal cell mitosis 
D) At the completion of plant cell mitosis

Question 20

A homozygous milk chocolate Easter bunny is crossed with a homozygous dark chocolate Easter bunny.Assuming dark chocolate is dominant over milk chocolate and the traits segregate according to Mendelian genetics, which traits will be observable in the offspring?

Accepted Answer

A) 3 dark to 1 milk 
B) 3 milk to 1 dark 
C) All milk 
D) All dark 
A) 3 dark to 1 milk 
B) 3 milk to 1 dark 
C) All milk 
D) All dark

What are attached at the centromere?

In the picture below, what is encircled?

Somatic cells are ________.

What specifically separates during meiosis I?

If a human diploid cell and a human haploid cell somehow managed to fuse together and not lose any of the chromosomes, how many sets of chromosomes would be inside the newly formed cell?

Which of the following processes does not generate genetic variation during sexual reproduction?

Which of the following is the correct sequence of events during mitosis?

According to the pedigree above, who is a not a carrier of albino?

How many chromosomes did you inherit from your father?

A woman with blood type B and a man with blood type A could have children with which of the following phenotypes?

What produces genetically unique daughter cells?

Chromosomes are often represented as an X, with two sister chromatids attached at the centromere.Do chromosomes always look like an X?

Which process requires DNA to undergo duplication before it can proceed?

Recessive disorders related to genes found on the X chromosome but not on the Y chromosome are more commonly expressed in ________.

Why are individuals with Turner syndrome always female and individuals with Klinefelter syndrome always male?

When does crossing over occur?

Which phase of meiosis is most similar to mitosis, and why?

DNA plus its associated proteins is called a ________.

When does the cell plate form during cell division?

A homozygous milk chocolate Easter bunny is crossed with a homozygous dark chocolate Easter bunny.Assuming dark chocolate is dominant over milk chocolate and the traits segregate according to Mendelian genetics, which traits will be observable in the offspring?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Biology The Core: Appendix

Filters

Exam 5: Chromosomes and Inheritance

What are attached at the centromere?

In the picture below, what is encircled?

Somatic cells are ________.

What specifically separates during meiosis I?

If a human diploid cell and a human haploid cell somehow managed to fuse together and not lose any of the chromosomes, how many sets of chromosomes would be inside the newly formed cell?

Which of the following processes does not generate genetic variation during sexual reproduction?

Which of the following is the correct sequence of events during mitosis?

According to the pedigree above, who is a not a carrier of albino?

How many chromosomes did you inherit from your father?

A woman with blood type B and a man with blood type A could have children with which of the following phenotypes?

What produces genetically unique daughter cells?

Chromosomes are often represented as an X, with two sister chromatids attached at the centromere.Do chromosomes always look like an X?

Which process requires DNA to undergo duplication before it can proceed?

Recessive disorders related to genes found on the X chromosome but not on the Y chromosome are more commonly expressed in ________.

Why are individuals with Turner syndrome always female and individuals with Klinefelter syndrome always male?

When does crossing over occur?

Which phase of meiosis is most similar to mitosis, and why?

DNA plus its associated proteins is called a ________.

When does the cell plate form during cell division?

A homozygous milk chocolate Easter bunny is crossed with a homozygous dark chocolate Easter bunny.Assuming dark chocolate is dominant over milk chocolate and the traits segregate according to Mendelian genetics, which traits will be observable in the offspring?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Ecology

Biology The Core: Appendix

Filters