Dbna

What part of our cells holds our DNA?

• cytoplasm

• cell membrane

• nucleus

• ribosomes

Tags

NGSS.MS-LS1-2

What has DNA?

• animals
• plants
• bacteria
• all of the above

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

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 are the 4 nitrogen bases in DNA?

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine, cytosine, and guanine

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytosine, and glucose

What is the relationship between a protein, the cell, and DNA?

• DNA is produced by protein which is produced in the cell
• Protein is composed of DNA which is produced in the cell
• DNA controls the production of protein in the cell
• A cell is composed of DNA and protein

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Specific proteins produced in a cell are directly related to the 

• number of mitochondria in the cell
• types of ribosomes in the cell
• sequence of sugars and phosphates in the cell
• sequence of nucleotides in the DNA

Tags

NGSS.HS-LS1-1

Which shows the correct complementary base pairing for DNA?

• C-A, T-G
• A-G, C-T
• C-G, U-A
• T-A, G-C