DNA & Genetics (Reading Review)

Genes provide directions for a cell to assemble molecules that express traits such as eye color.

• True

• False

A ___________ is a section of a chromosome.

• DNA

• Protein

• Gene

• Trait

______ is an organism's genetic material.

• DNA

• Protein

• Gene

• Trait

What is the shape of DNA?

• A straight ladder

• An 'X'

• Double Helix

• A clump

A _____ is a molecule made of a nitrogen base, a sugar, and a phosphate group.

• Protein

• Gene

• Nucleotide

• RNA

Match the following base pairs that always bond together.

• Cytosine (C)

• Adenine (A)

• Adenine (A)

• Cytosine (C)

• Guanine (G)

• Thymine (T)

• Thymine (T)

• Guanine (G)

Nitrogen bases form the sides of the helix, sugar-phosphate forms the rungs.

• True

• False

Reorder the following for the step of DNA replication.

• DNA strand separates & nitrogen bases are exposed

• 2 identical strands of DNA are produced

• Nucleotides move into place and form new nitrogen base pairs

_____ is a type of nucleic acid that carries the code for making proteins from the nucleus to the cytoplasm.

• RNA

• DNA

• Nucleotide

• Base Pair

The process of making mRNA from DNA is called _____.

• Translation

• Replication

• Duplication

• Transcription