Genetic Code

A cell's chromosomes contain _________________________.

• genes

• chloroplast

• sperm

• egg

Tags

NGSS.HS-LS3-1

Bundled up, organized DNA is called a ______________________.

• gene

• trait

• chromosome

• nucleotide

Tags

NGSS.HS-LS3-1

How many chromosomes do human body cells have?

• 2

• 23

• 44

• 46

Where is DNA found in a human body cell?

• cytoplasm

• nucleus

• cell membrane

• mitochondria

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is a short segment of a DNA strand that codes for our characteristics?

• chromosome

• gene

• DNA

• mRNA

Tags

NGSS.HS-LS3-1

What is a long coiled strand of DNA and protein?

• genome

• gene

• RNA

• chromosome

Which of the following BEST describes a DNA molecule?

• double helix

• contains ribose

• contains Uracil

• made of amino acids

Tags

NGSS.HS-LS1-1

Adenine bonds with ___________________________.

• Cytosine

• Thymine

• Guanine

• Uracil

Tags

NGSS.HS-LS1-1

Guanine bonds with _______________________________.

• Adenine

• Cytosine

• Thymine

• Uracil

These letters represent the nitrogen bases on one strand of DNA: GAG CAT CCA

What letters would form the other strand of the helix?

• TGT AGC TTC

• CGC GTA GGT

• CTC GTA GGT

• AGA TGC TTG