DNA Structure and Replication

Open Ended

Why is DNA called "The Blueprint of Life"?

Open Ended

How can small changes in DNA lead to big changes in traits?

Open Ended

Explain the role of chromosomes and genes in the cell nucleus as described in the images.

Multiple Choice

What does DNA stand for?

• DeoxyriboNucleic Acid

• DeoxyriboNucleic Atom

• DeoxyriboNucleus Acid

• DeoxyriboNucleus Atom

Multiple Choice

Which scientists are credited with establishing the structure of DNA?

• James Watson and Francis Crick

• Rosalind Franklin and Maurice Wilkins

• Gregor Mendel and Charles Darwin

• Linus Pauling and Erwin Chargaff

Fill in the Blanks

The shape of DNA is a

helix.

Multiple Select

Which of the following are purines found in DNA?

• Adenine

• Thymine

• Guanine

• Cytosine

Open Ended

Describe the three main components of a nucleotide and explain their significance in the structure of DNA.

Multiple Choice

Which of the following best describes the relationship between DNA bases, letters, words, and sentences as explained in the image?

• Bases are like letters, letters form words, and words form sentences, similar to how DNA codes information.

• Bases are like sentences, sentences form words, and words form letters, similar to how DNA codes information.

• Bases are like words, words form letters, and letters form sentences, similar to how DNA codes information.

• Bases are like sentences, letters form bases, and words form sentences, similar to how DNA codes information.

Multiple Choice

Could we use DNA to grow organisms that have become extinct?

• Yes, it is possible to clone extinct animals using DNA.

• No, DNA cannot be used to grow extinct organisms.

• Only plants can be cloned using DNA, not animals.

• DNA cloning is only possible for living organisms.

Multiple Select

Which of the following pairs are correct according to the base-pair rule for DNA?

• Adenine - Thymine

• Guanine - Cytosine

• Adenine - Cytosine

• Thymine - Guanine

Open Ended

Explain how the base-pair rule helps maintain the structure of DNA.

Fill in the Blanks

Fill in the blank: The process by which DNA makes a copy of itself is called

.

Open Ended

Describe the significance of semi-conservative replication in reducing copy errors during DNA replication.

Open Ended

Reflecting on today's lesson, what is one new thing you learned about how DNA affects traits?

Open Ended

Why is DNA called 'The Blueprint of Life'?