daniel.praecox
Quiz by , created more than 1 year ago

Chromosomes are structures made of DNA and protein. They are located in the nucleus of the cell. They are the heredity material in the cell. This quiz assesses the information on chromosomes and their role in cell division in the notes and flashcard decks on chromosomes. It would appeal to anyone studying intermediate level biology.

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jill.examtime
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daniel.praecox
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Chromosomes - Cell Division

Chromosomes - Cell Division

Question 1 of 10

1

What are chromosomes made up of?

Select one or more of the following:

  • Protein

  • Lipids

  • DNA

  • RNA

Explanation

Question 2 of 10

1

Where are chromosomes located in the cell?

Select one of the following:

  • Mitochondria

  • Nucleolus

  • Nucleus

  • Cytoplasm

Explanation

Question 3 of 10

1

When a cell is not dividing, how are chromosomes arranged and what are they referred to as?

Select one of the following:

  • They are elongated thin threads and referred to as chromatin

  • They are contracted and referred to as chromatin

  • They are elongated thin threads and referred to as chromosomes

Explanation

Question 4 of 10

1

At cell divison chromatin contracts to form a number of clearly distinguishable chromosomes.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 10

1

How many chromosomes are in the nuclei of human cells?

Select one of the following:

  • 46

  • 23

  • 40

Explanation

Question 6 of 10

1

What are autosomal chromosomes?

Select one of the following:

  • They are the chromosomes involved in sexual reproduction

  • They are chromosomes that are not sex chromosomes

  • They are chromosomes involved in cytokinesis

Explanation

Question 7 of 10

1

What is a gene?

Select one of the following:

  • A gene is a short section of DNA which contains the instructions for the formation of a protein.

  • A gene is a short section of protein which contains the instructions for the formation of DNA.

  • A gene is a long section of DNA which contains the instructions for the formation of lipids.

Explanation

Question 8 of 10

1

Each chromosome is composed of hundreds, or even thousands of genes.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 10

1

What do genes control in humans?

Select one or more of the following:

  • Eye Colour

  • Hair Colour

  • Movement

  • Respiration

Explanation

Question 10 of 10

1

What are genes considered to be?

Select one or more of the following:

  • The Units of Inheritance

  • The Units of Memory

  • The Units of Apoptotic machinery

Explanation

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