DNA chromosomes and genes Y9

DNA is inside your cells. What part of the cell is the DNA inside of?

• cell membrane
• cytoplasm
• nucleus

Tags

NGSS.MS-LS1-2

Which sentence is FALSE?

• All organisms have 23 pairs of DNA.
• Chromosomes are made of genes.
• DNA is made out of 4 chemicals: adenine, cytosine, thymine, guanine
• DNA is the recipe for life.

The twisted ladder shape of DNA is referred to as a ....

• Twizzler candy
• twisted ladder
• double helix
• yo mama

Tags

NGSS.HS-LS1-1

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

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

Tags

NGSS.MS-LS3-1

Genes are found within bands of DNA. Which sentence best describes the function of a gene.

• Genes create more DNA for the organism to use later.

• Genes create instructions that tell cells which proteins to make.

• Genes create chromosomes for organisms to pass down to their offspring.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Select all of the examples of traits:

• Hair color

• Being tall or short

• Chromosomes

• Having a good report card.

• Having 6 fingers.

Tags

NGSS.HS-LS3-1

What do genes control

• lipids

• nucleotides

• traits

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A gene

(1) is a fragment of DNA on the chromosome.

(2) controls a body character.

(3) is the unit of inheritance.

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2