DNA and Genome

Which statement describes the structure of DNA?

• Double helix

• Single helix

• Double ladder

• Curly

How many bases are there in DNA?

• 5

• 4

• 2

• 3

What is the backbone of DNA made of?

• Sugar

• Sugar and phosphate

• Sugar and nitrate

• Sugar and a base

Which of the following are advantages of Human genome project (HGP)

There is more than one answer

• To encourage people who have diseases not to have children.

• Predict and prevent disease

• To discriminate against people

• To tailor medicine to people

Which of the following are disadvantages of the human genome project (HGP)?

There is more than one answer

• Risk of discrimination

• You can be screened for all diseases

• Increased stress

• Risk of being forced to terminate an unborn child

Which base joins to Adenine?

• Thymine

• Guanine

• Cytosine

Which base joins to Cytosine?

• Thymine

• Guanine

• Cytosine

How many chromosome will be in a body cell?

• 35

• 46

• 23

• 21

How many chromosomes are there in an egg cell?

• 23

• 22

• 46

• 35

Tags

NGSS.HS-LS3-2