Question 1

DNA plus its associated proteins is called a ________.

Accepted Answer

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

Question 2

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

Question 3

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

Question 4

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

Question 5

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

Question 6

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

Question 7

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

Accepted Answer

Meiosis II, because there is n...

Question 8

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

Accepted Answer

Individuals with Turner syndrome have an...

Question 9

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

Question 10

How many chromosomes did you inherit from your father?

Accepted Answer

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

Question 11

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

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.

Question 13

What specifically separates during meiosis I?

Accepted Answer

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

Question 14

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

Question 15

When does crossing over occur?

Accepted Answer

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

Question 16

Somatic cells are ________.

Accepted Answer

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

Question 17

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

Question 18

What are attached at the centromere?

Accepted Answer

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

Question 19

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

Question 20

What produces genetically unique daughter cells?

Accepted Answer

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

Exam 5: Chromosomes and Inheritance

DNA plus its associated proteins is called a ________.

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

When does the cell plate form during cell division?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What are attached at the centromere?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedMeiosis II, because there is n...View AnswerShow Answer

What produces genetically unique daughter cells?

Correct AnswerverifiedShow Answer

In the picture below, what is encircled?

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

When does crossing over occur?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What specifically separates during meiosis I?

Correct AnswerverifiedShow Answer

Somatic cells are ________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedIndividuals with Turner syndrome have an...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

How many chromosomes did you inherit from your father?

Correct AnswerverifiedShow Answer

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Meiosis II, because there is n...
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Individuals with Turner syndrome have an...
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