DNA Structure and Function

The twisted ladder shape of DNA is known as a

• Double Helix
• Triple Helix
• Single Helix
• Triple Helix

The genetic material in cells is called......

• RNA
• Gene
• DNA
• Neuclotide

Tags

NGSS.HS-LS3-1

Name this structure

• double helix
• nucelotide
• amino acid
• protein

Tags

NGSS.HS-LS1-1

Which 2 molecules forms the sides (backbone) of the DNA ladder?

• ribose (sugar) and nitrogen bases
• ribose (sugar) and phosphate
• deoxyribose (sugar) and nitrogen bases
• deoxyribose (sugar) and phosphate

Which organelle is DNA usually found in?

• mitochondrian
• cell membrane
• chloroplast
• nucleus

Tags

NGSS.MS-LS1-2

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

Which of the following is not a function of DNA?

• Stores genetic information

• Codes for proteins

• Helps determines your traits

• Tells your body when to move

Is this a picture of DNA? Why?

• Yes, the molecule in the picture is single stranded

• No, the molecule in the picture it is double stranded

• No, the molecule in the picture it is single stranded

• Yes, the molecule in the picture it is double stranded

The process of reproducing the genetic code in DNA exactly so each cell in a living thing has an identical copy of DNA instructions.

• DNA Replication

• Translocation

• Cell Cycle

• Mitosis

What are the nucleotides made of?

• Sugar, Phosphate, nitrogen base
• Phosphate, Adenine, nitrogen base
• Thymine, Adenine, Cytomine
• Phosphate, Nitrogen, Adenine