Dna history Flashcards

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1
Q

avery and mcCarthy experiment

A

they separated out the four major classes of smooth strain and combined it with rough to find out the transforming factor.

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2
Q

Gregor mendel

A

Discovered that certain factors called genes are passed from parent to offspring 1

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3
Q

Friedrich miescher

A

Worked with soiled bandages and identifies acidic substances in the cell nuclei of white blood cells first called nuclein (after mendel, 1869) 2

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4
Q

Walter sutton & theodore boveri

A

Genetic material of cell are contained on chromosomes (3rd one)

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5
Q

Thomas hunt morgan

A

Genes located linearly along chromosomes (4th)

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6
Q

Fredrick griffith

A

there’s a transforming factor in the bacteria (5th)

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7
Q

Oswald avery

A

Transforming factor is dna, thinking it was protein. (6)

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8
Q

Phoebus Levene

A

discovered that the sugar, deoxyribose, is present in nucleic acids.
(7)

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9
Q

Hershey-Chase Experiment

A

dna is the molecule that is essential to heredity. used experiment blender
(9)

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10
Q

Rosalind Franklin

A

DNA is a helical shape used x ray (10)

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11
Q

James Watson and Francis Crick

A

DNA is two spiralling strands held together by complementary base pairs (10)

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12
Q

Erwin Chargaff

A

adenine (A), thymine (T), guanine (G), and cytosine (C)
(11)

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