DNA and Genetics

What is DNA?

• The material that holds your genetic code

• The building blocks for your body

• The structure that carries your DNA in cells

• The language used to write your instruction manual

Tags

LS.7.2.1.

What are the four chemical bases that make up DNA?

• Adenine, Cytosine, Thymine, Guanine

• Uracil, Cytosine, Thymine, Guanine

• Adenine, Cytosine, Uracil, Guanine

• Adenine, Cytosine, Thymine, Uracil

How many bases are estimated to be in a human's body?

• 1 million

• 1 billion

• 3 billion

• 5 billion

What are genes?

• Segments of DNA that give you physical characteristics

• Structures that carry DNA in cells

• Proteins that tell your body what physical characteristics you should have

• Segments of RNA that do other jobs

Tags

NGSS.HS-LS3-1

How do you inherit genes?

• You buy them from a department store

• You receive one copy from each parent

• You create them through DNA replication

• You acquire them from the environment

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Where is DNA located in the cell?

• In the mitochondria

• In the nucleus

• In the cytoplasm

• In the cell membrane

What is the structure of DNA?

• A spiral staircase (double helix)

• A straight line

• A circular shape

• A zigzag pattern

How many chromosomes do humans have?

• 23 pairs (46 total)

• 20 pairs (40 total)

• 25 pairs (50 total)

• 30 pairs (60 total)

Tags

NGSS.HS-LS3-1

What are genetic conditions?

• Diseases caused by abnormal genes

• Changes to your genes, chromosomes or proteins

• Mutations that occur during cell division

• Inherited traits from your parents

Tags

NGSS.HS-LS3-2

How can you improve the health of your DNA?

• Eating a well-balanced diet

• Exercising

• Maintaining a healthy weight

• All of the above