DNA and Genetics Quiz

What does DNA stand for?

• Deoxyribonucleic acid

• Deoxyribose acid

• Deoxynucleic acid

• Deoxyribogenetic acid

Whose DNA is not unique?

• Siblings

• Parents and children

• Identical twins

• Non-identical twins

What is the structure of DNA?

• Single strand

• Double helix

• Triple helix

• Quadruple strand

Who took Photograph 51 that helped discover the structure of DNA?

• James Watson

• Rosalind Franklin

• Francis Crick

• Maurice Wilkins

How many chromosomes do humans have in total?

• 46

• 8

• 100

• 23

What are genes?

• The outer layer of a cell

• The entire DNA sequence

• Small sections of DNA that code for characteristics

• Proteins that control cell functions

Which scientists discovered the double helix structure of DNA?

• Albert Einstein and Isaac Newton

• Gregor Mendel and Charles Darwin

• Rosalind Franklin and Maurice Wilkins

• James Watson and Francis Crick

What is a genome?

• A single gene

• A pair of chromosomes

• A type of protein

• One copy of all an organism's DNA

Proteins are made of chains of ___________ ____________ .

• sugars

• amino acids

• DNA

• phosphates

DNA is shaped like a ____________.

• long strand

• twisted ladder

• triple ladder