DNA, Genes, Chromosomes & Traits

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RI.9-10.7

CCSS.RL.8.7

CCSS.RL.7.7

CCSS.RI.8.7

CCSS.RI.7.7

What is a gene

• A long length of DNA that codes for a chromosome

• A short length of DNA that codes for a chromosome

• A short length of DNA that codes for a protein.

Tags

NGSS.HS-LS1-1

The number of human chromosomes is

• 23

• 46

• 92

• 64

How are similarities passed from parent to offspring?

• through teaching
• through learning
• through blood
• through genes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following statements about chromosomes is correct?

• Chromosomes are long, thread-like structures

• Chromosomes are found in the nucleus of all cells in the human body

• Chromosomes contain DNA

• All of the above

What does DNA stand for?

• Deoxyribosenucleic acid

• Deribosenucleic acid

• Deoxyribose

• Nucleic acid

Which of the following base pairings is correct?

• T-T, C-A

• A-T, C-C

• A-T, C-G

• C-G, C-C

There is a segment of DNA that codes for every trait that a person has. These segments of DNA are found on

chromosomes and are called ________.

• Deoxyribonucleic acid

• Genes

• Heredity

• Recessive Traits

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

A single piece of coiled DNA found in the cells; contains genes that encode traits.

• gene
• chromosome
• trait
• DNA

Tags

NGSS.HS-LS3-1