History of DNA and Its Structure

DNA stands for _______

• Deoxyribonucliec Acid

• Deoxyirbonucleic Acid

• Deoxyribonucleic Acid

• Deoxyribouncleic Acid

DNA is the molecule that is located inside the _____ of the cell and its main job is store and code the _____ of the body.

• Nucleotide; Genetic Information

• Nucleus; Genetic Information

• Cell Membrane; Genetic Information

• Cell Membrane; Genetics

A strand is made up of many individual units called _____

• Nitrogenous Bases

• Proteins

• Membranes

• Nucleotides

A nucleotide consists of three important groups. What are these groups?

• Phosphate, Pentose Sugar, and Nitrogenous Base

• Amino Acid, Sugar, and Fatty Acid

• Phospate, Pentose Sugar, and Nitrogeneous Base

• Carbohydrate, Pentose Sugar, and Lipid

Thymine and Cytosine have a single ring structure. Therefore, they are _____

Adenine and Guanine have a double ring structure. Therefore, they are _____

• Monomers; Polymers

• Pyrimidines; Purines

• Purines; Pyrimidines

• Polymers; Monomers

“The Origin of Species” was published by Charles Darwin on ____

• 1869

• 1859

• Early 1900's

• 1866

Briefly after Kossel’s findings, ____ discovered mitosis.

• Sir Archibald Garrod

• Oswald Avery

• Walther Flemming

• Rosalind Franklin

In 1869, ____ identified “nuclein” by isolating a molecule from a cell nucleus that would later become known as DNA.

• Friedrich Miescher

• Gregor Mendel

• Oswald Avery

• James Watson and Francis Crick

Barbara Mc Clintock discovered that Genes can move on a chromosome on ____.

• 1882

• 1953

• Early 1900’s

• Late 1940’s

____ and ____ count with DNA’s double helix twisted ladder-like structure.

• James Watson and Francis Crick

• Theodor Boveri and Walter Sutton