Modern Genetics

What is the shape of DNA called?

• single helix

• double helix

• triple helix

• quadruple helix

How many bases are found in DNA?

• 1

• 2

• 3

• 4

Which is not a way to describe DNA?

• twisted ladder

• two long spirals connected

• wind chime

• spiral staircase

Which are the correct base pairs in DNA?

• thymine-adenine and guanine-cytosine

• thymine-guanine and adenine-cytosine

• thymine-cytosine and guanine-adenine

• thymine-uracil and guanine-adrenaline

The human genome is made up of about __________ base pairs.

• 3 million

• 5 million

• 3 billion

• 5 billion

Genetic engineering has already helped people by __________.

• altering pedigrees

• curing Down’s syndrome

• eliminating infant deaths

• making plants drought resistant

Tags

NGSS.HS-LS2-7

Bacteria that can help clean up oil spills were created by _____.

• selective breeding

• cloning

• genetic engineering

• cells that produce insulin

Tags

NGSS.HS-LS2-7

DNA____

• stands for "deoxyribonucleic acid

• contains the genetic code of an organism

• looks like a twisted ladder

• tastes good with cheese

A strand of DNA that looks like a twisted ladder is called a _____________________

• triple twist

• corkscrew

• double helix

• chain reaction

Tags

NGSS.HS-LS1-1

To transfer genes from one organism to another is ________________________

• Genetic Engineering

• Ribosome

• Inherited Traits

• Replication