DNA- it's in my genes

The drawing shows the structure of what molecule?

• A DNA molecule
• A lipid molecule
• A carbohydrate molecule
• A protein molecule

What does DNA stand for?

• Deoxyribonucleic acid

• Denitrogenous acid

• Deribonucleic acid

• Diribonucleic acid

Which of the following best describes the shape of a DNA molecule?

• double helix

• contains ribose

• made of amino acids

• contains Uracil

What are sections of DNA called?

• DNA

• Genes

• Chromosomes

• Nucleus

A gene determines a __________ such as eye or hair color.

• nucleus

• DNA

• chromosome

• Trait

How many pairs of chromosomes do humans have?

• 21

• 22

• 23

• 24

How are similarities passed from parent to offspring?

• through teaching

• through learning

• through blood

• through genes

Why do offspring usually look like their parents?

• Their parents choose their features and make sure they look similar to themselves.

• The offspring adapt to their surroundings making them look more like their parents

• Offspring receive characteristics that have been passed down from their parents

A piece of DNA that provides a set of instructions to a cell to make a certain protein.

• Histone

• Gene

• Nucleosome

• Heredity

A cell organelle where proteins are synthesized by messenger RNA and transfer RNA

• mutagen

• chromosome

• nucleotide

• ribosome

• gene