Heredity: Who Are We Science Trek

What does DNA stand for?

• Deoxyribonucleic Acid

• Double Nucleotide Assembly

• Dextrose Nucleic Acid

• Dihydrogen Nitrogen Atom

Where is DNA found?

• Inside the cells of plants and animals

• In the bloodstream

• In the bones

• In the air

How many chromosomes are there inside the nucleus of a human cell?

• 64

• 23

• 46

• 32

What are the four bases of DNA called?

• 1, 2, 3, 4

• X, Y, Z, W

• A, C, G, T

• Red, Blue, Green, Yellow

What are the sections of DNA called that carry the traits passed along by our parents?

• Genes

• Chromosomes

• Proteins

• Molecules

What is the name of the chart that shows the possible combinations of two parent's eye color genes?

• Trait Triangle

• Hereditary Grid

• Genetic Circle

• Punnett Square

Which type of genes are stronger and can overpower others?

• Inactive genes

• Recessive genes

• Dominant genes

• Mutated genes

What is the term for a change in a gene that leads to a change in a trait?

• Adaptation

• Evolution

• Inheritance

• Mutation

What can impact the DNA of animals and plants and change future generations?

• Their age

• Their size

• Their diet

• Their environment

What did humans breed to encourage some traits in dogs?

• Intelligence and loyalty

• Aggressiveness and agility

• Size, speed, and strength

• Color, abilities, and friendliness