Dna history

Question 1

avery and mcCarthy experiment

Answer 1

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

Question 2

Gregor mendel

Answer 2

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

Question 3

Friedrich miescher

Answer 3

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

Question 4

Walter sutton & theodore boveri

Answer 4

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

Question 5

Thomas hunt morgan

Answer 5

Genes located linearly along chromosomes (4th)

Question 6

Fredrick griffith

Answer 6

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

Question 7

Oswald avery

Answer 7

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

Question 8

Phoebus Levene

Answer 8

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

Question 9

Hershey-Chase Experiment

Answer 9

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

Question 10

Rosalind Franklin

Answer 10

DNA is a helical shape used x ray (10)

Question 11

James Watson and Francis Crick

Answer 11

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

Question 12

Erwin Chargaff

Answer 12

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