DNA Structure Lesson

What is the complimentary strand? TAGATTCGG

NOTE: No spaces in between letters!

The twisted ladder shape of DNA is known as a

• Double Helix

• Triple Helix

• Single Helix

• Double felix

What are the 4 nitrogen bases?

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine cytosine, and guanine

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytosine, and glucose

Tags

NGSS.HS-LS1-1

Which organelle is DNA usually found in?

• mitochondrian

• cell membrane

• chloroplast

• nucleus

Tags

NGSS.MS-LS3-1

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

• sugars and phosphates

• traits and characteristics

• DNA and RNA

Which of the following is not a nitrogen base found in DNA?

• Thymine

• Uracil 

• Guanine

• Adenine

What will the matching sequence be on a strand that reads AAGCTAT?

• AACGATA

• TTCGTTA

• CCTGATA

• TTCGATA

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

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG

• TAC ACT GTC

• GTA AGT GAC

• CAT TCA CTG

What is a gene?

• A bundle (like a hot dog bun) that the DNA is packed into

• something inside the nucleus

• a piece of DNA

• all of your DNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1