DNA & RNA

Question 1

Chromosomes

Answer 1

Threadlike structures within a cell’s nucleus that contain DNA that are passed on from one generation to the next.

Question 2

Double Helix

Answer 2

The twisted ladder structure of DNA.

Question 3

Nitrogen Bases

Answer 3

Molecules that contain nitrogen and other elements that makes up the rungs (middle section) of DNA.

Question 4

Adenine

Answer 4

One of the four nitrogen bases that make up the rungs of DNA; it is abbreviated A.

Question 5

Thymine

Answer 5

One of the four nitrogen bases that make up the rungs of DNA; it is abbreviated T.

Question 6

Guanine

Answer 6

One of the four nitrogen bases that make up the rungs of DNA; it is abbreviated G.

Question 7

Cytosine

Answer 7

One of the four nitrogen bases that make up the rungs of DNA; it is abbreviated C.

Question 8

Gene

Answer 8

A section of a DNA molecule that contains the information to code for one specific protein.

Question 9

DNA Replication

Answer 9

The process in which an identical copy of a DNA strand is formed for a new cell.

Question 10

RNA-Ribonucleic acid

Answer 10

The genetic messenger that carries the genetic code from DNA inside the nucleus to the cytoplasm.

Question 11

Uracil

Answer 11

A nitrogen base found in RNA instead of thymine; abbreviated U.

Question 12

DNA

Answer 12

The genetic material that carries information about an organism and is passed from parent to offspring.