DNA and RNA Replication

Multiple Choice

If a strand of DNA is 33% adenine, what percent would be cytosine?

• 33%

• 17%

• 34%

• 25%

Multiple Choice

Which word in the sentence 'The curious cat quickly jumped over the lazy dog.' is an adverb?

• curious

• quickly

• jumped

• lazy

Multiple Choice

What biological process is depicted in the diagram showing one DNA molecule becoming two?

• Transcription

• Translation

• Replication

• Mutation

Fill in the Blank

DNA

is the process by which a DNA molecule makes a copy of itself.

Multiple Select

Which of the following are true about DNA replication based on the images and video link provided?

• It results in two identical DNA molecules.

• It involves the separation of DNA strands.

• It only occurs in animals.

• It is necessary for cell division.

Fill in the Blank

Whenever cells divide (

), DNA must be copied.

Fill in the Blank

A pairs with ___ C pairs with ___

Multiple Choice

Which statement best describes the semiconservative model of DNA replication?

• Each DNA molecule consists of one original strand and one new strand.

• Both strands of DNA are completely new after replication.

• Each DNA molecule consists of two original strands.

• DNA replication produces two identical molecules, each with two new strands.

Fill in the Blank

DNA strands are held together by

bonds (weak).

Multiple Choice

Which of the following enzymes is responsible for adding nucleotides and proofreading during DNA replication?

• Helicase

• DNA Polymerase

• Ligase

• Topoisomerase

Multiple Choice

Which enzyme is responsible for separating the two strands of DNA during replication?

• Helicase

• Ligase

• Primase

• DNA polymerase

Fill in the Blank

Finally,

links together the pieces of new DNA.

Multiple Select

Which of the following statements about DNA replication are correct?

• DNA polymerase adds nucleotides in the 5’ to 3’ direction.

• Ligase separates the DNA strands.

• Proofreading by DNA polymerase reduces errors.

• The leading strand is synthesized continuously.

Fill in the Blank

It takes cells around

hours to replicate DNA.

Multiple Choice

Why is it important for DNA replication to be as accurate as possible in living organisms?

• To prevent genetic mutations

• To speed up cell division

• To increase genetic diversity

• To reduce energy consumption

Multiple Choice

What is the purpose of using pop beads in the DNA replication activity mentioned in the lesson plan?

• To model the process of DNA replication visually

• To test students' memory of DNA structure

• To demonstrate protein synthesis

• To show mutation effects