Unit 12. 1 bellringer biology

Question 1

_________ have 2 main parts: DNA and protein which is made of amino acids.

Answer 1

chromosomes

Question 2

in the early 1900’s scientists knew that chromosomes carry________information.

Answer 2

genetic

Question 3

________discovered that the bacteria streptococcus pneumonia changed its form.

Answer 3

Griffin

Question 4

Avery was the first to_______DNA macromolecules.

Answer 4

Isolate

Question 5

rosalind Franklin took the famous photo 51 which indicated DNA’s________helix.

Answer 5

Double

Question 6

Using Franklin’s data________and_______discovered the double helix model of DNA.

Answer 6

Watson, Crick

Question 7

Hershey ans Chase confirmed that DNA is__________material.

Answer 7

genetic

Question 8

a molecule of DNA is made up of paired___________.

Answer 8

Nucleotides

Question 9

A DNA__________consists of Deoxyribose (sugar), phosphate, and Nitrogen bases.

Answer 9

nucleotide

Question 10

______determined the basic structure of Nucleotides that make up DNA.

Answer 10

Lavene