DNA

Front

What are the 4 nitrogen bases?

Back

adenine, thymine, cytosine, and guanine

Front

Which units are repeatedly joined to form a strand of DNA? Options: amino acids, nucleotides, fatty acids, polysaccharides

Back

nucleotides

Front

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of: cytosine, guanine, thymine, uracil

Back

thymine

Front

Adenine bonds with ______________.

Back

Thymine

Front

Guanine bonds with ______________.

Back

Cytosine

Front

Why is DNA important?

Back

it serves as the blueprint for traits of all living things

Front

What determines the code, or information, of a DNA molecule?

Back

the order (sequence) of the nitrogen bases

Front

Which 2 molecules form the sides (backbone) of the DNA ladder? Options: deoxyribose sugar and adenine, deoxyribose sugar and a hydrogen bond, deoxyribose sugar and the nucleus, deoxyribose sugar and phosphate

Back

deoxyribose sugar and phosphate

Front

In eukaryotic cells, DNA is located in the ___?

Back

nucleus

Front

Nitrogenous bases are joined by which type of bond? Options: polar bonds, ionic bonds, covalent bonds, hydrogen bonds

Back

hydrogen bonds