Intro Genetics

Which sequence of DNA bases would pair with this partial strand
CAT TCA CTG

• ATG TGA CAG

• TAC ACT GTC

• GTA AGT GAC

• CAT TCA CTG

The enzyme that unwinds the DNA to prepare for replication

• helicase

• replicase

• polymerase

• synthase

order of replication

• 3, 4, 2, 1

• 3, 1, 4, 2

• 2, 1, 4, 3

• 3, 4, 1, 2

A process in which DNA has the unique ability to make an exact copy of itself.

• Replication

• Translation

• Transcription

Why does DNA replicate?

• To create another copy for the new cell

• To create a duplicate copy in case the original gets damaged

• To create a new copy to replace the damaged original

The new DNA strand formed after DNA replication is an exact copy of its parent strand

• True

• False

A DNA nucleotide contains all of the following, except...

• Deoxyribose

• Phosphate group

• Nitrogenous base

• Cholesterol

Which sentence is FALSE?

• All organisms have 23 pairs of DNA.

• Chromosomes are made of genes.

• DNA is made out of 4 chemicals: adenine, cytosine, thymine, guanine

• DNA is the recipe for life.

DNA is inside your cells. What part of the cell is the DNA inside of?

• cell membrane

• cytoplasm

• nucleus

Tags

NGSS.MS-LS3-1

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