Barbara McClintock

What was Barbara McClintock studying when she discovered transposable elements?

• Rice

• Mice

• Corn

• Fruit flies

In what field did Barbara McClintock receive her Ph.D.?

• Genetics

• Agriculture

• Zoology

• Botany

Tags

NGSS.MS-LS3-1

The branch of genetics that studies the structure of DNA and any abnormalities that it has in a cell’s nucleus is called _______________.

• Cytogenetics

• Epigenetics

• Kinesiology

• Karyotopology

Tags

NGSS.HS-LS3-2

What was the title of the book that Barbara McClintock co-authored about maize?

• The Maize Genome

• Molecular Genetic Approaches to Maize Improvement

• The Chromosomal Constitution of Races of Maize

• Maize Genetics and Breeding in the 20th Century

Which president awarded Barbara McClintock the National Medal of Science?

• Richard Nixon

• Jimmy Carter

• Lyndon B. Johnson

• John F. Kennedy

Barbara McClintock was the first __________ to receive the MacArthur Foundation Grant.

• American

• Woman

• Person

• Biologist

What do transposable elements do?

• Aid in transcription

• Delete junk DNA

• Cause a cell to perform apoptosis

• Jump to other areas of a chromosome

The first transposable elements that Barbara McClintock discovered are abbreviated as Ac and Ds. What do those abbreviations stand for?

• Activator and Dissociation

• Activator and Dislocation

• Actuation and Disconnect

• Articulation and Dissociation

Tags

NGSS.HS-LS4-2

Which of the following describes the Ds gene as discovered by Barbara McClintock?

• A recessive allele on chromosome 9 that causes the dark brown phenotype in maize.

• A dominant allele on chromosome 9 that causes the purple phenotype in maize.

• A factor that impacts the expression of another gene In maize.

• The genetic location on chromosome 9 where genetic breakage occurs in maize.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many types of transposition are there?

• 1

• 2

• 3

• 4