Chromosomes

What type of molecules make up the genetic components of chromosomes?

• DNA

• ATP

• A Teepee

• genes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

How many pairs of chromosomes are in a human being?

• 23

• 44

• 89

• 72

What form does the genetic material take when the cell is not dividing?

• Wound up in tubes.

• Chromatin.

• Tubes shaped like an X.

• All of the above.

Where are chromosomes found in a cell?

• In the neutron of the cell.

• In the nucleus of the cell.

• In the proton of the cell.

• In the cell membrane of the cell.

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

If we were to look inside a normal human bone cell, how many total chromosomes would we find?

• 1

• 2

• 23

• 46

What percentage of chromosomes are handed down by a sperm cell?

• 75%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-1

DNA and its associated proteins condense into thickened threads known as _____.

• chromatin

• genes

• histones

• karyotypes

Human eggs and sperm are _____, and each has ____ chromosomes.

• diploid, 23
• diploid, 46
• haploid, 23
• haploid, 46

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

During interphase, the DNA is in the form of _____.

• chromatin

• chromosomes

• chromatids

• centromeres