Structure Function

The two strands of nitrogenous bases in DNA are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases

• the order (sequence) of the nitrogen bases

• the color of the nitrogen bases

• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

Challenge- How many TOTAL NUCLEOTIDES are there in the DNA molecule pictured?

• 5

• 10

• 2

• 20

Which of the following best describes the shape of a DNA molecule

• ladder

• twisted ladder

• Double helix

• Helix

The structure of DNA is a twisted ladder shape called a _________________.

• helix

• single helix

• double helix

• triple helix

The two sides of the DNA ladder are made up of ____________________________________________.

• sugars and phosphates

• traits and characteristics

• DNA and RNA

What is the function of the chloroplast?

• site of digestive enzymes

• site of ATP (energy) production

• site of photosynthesis

• site of protein production

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

What is the function of the ribosome?

• site of digestive enzymes

• site of ATP (energy) production

• site of photosynthesis

• site of protein production

What is the function of the cell membrane?

• to control the activities within the cell

• to package and ship cellular materials

• to store water and nutrients 

• to control the materials that pass into and out of the cell

Tags

NGSS.MS-LS1-2

What is the function of the Golgi body?

• to control the activities within the cell

• to package and ship cellular materials

• to store water and nutrients 

• to control the materials that pass into and out of the cell

Tags

NGSS.MS-LS1-2