Cells and DNA

These are the specialized structures inside a living cell that perform specific roles or jobs.

• a. Gornamelles.

• b. Organelles.

• c. Cellulite.

• d. Respirators.

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2. The part of the cell that serves as the main control center is called the:

• a. Cilia

• b. Flagella

• c. Nucleus

• d. Vacuole

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3. Why can’t bacteria grow as tall as human beings?

• a. They do not have cell walls.

• b. They only have single cells.

• c. They have smaller vacuoles.

• d. They can cause diseases.

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4. Nutrients travel along a road network inside the cell called

• a. Golgi Bodies.

• b. Cell membrane.

• c. Endoplasmic Reticulum.

• d. Chloroplasts.

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5. Among the scientists of the Cell Theory, which of them studied cells from the dental scrapings of his own teeth?

• a. Zacarias Jansen

• b. Robert Hooke

• c. Isaac Newton

• d. Anton Van Leeuwenhoek

6. What can happen if animal cells have cell walls?

• a. Animals will not be able to move from one place to another.

• b. Animals can still do the same things it can do.

• c. Animals will turn green and grow leaves.

• d. Animals do not need to hunt anymore because they can make food in their

  bodies.

7. Which of the following has DNA?

• a. Potatoes

• b. Mushrooms

• c. Triceratops

• d. All of the above

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8. How is DNA similar to a barcode?

• a. It is found in supermarkets.

• b. It has a warehouse and workers.

• c. It contains materials and their prices.

• d. It has the information about a certain living thing.

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9. When DNA creates RNA, what will happen to it?

• a. The RNA destroys the nucleus for good.

• b. The RNA becomes sugar and stays in the cytoplasm.

• c. The RNA is turned into protein by the ribosome.

• d. The RNA is mixed with amino acids in the mitochondria.

10. How did Rosalind Franklin discover the shape of the DNA?

• a. She spent 100 hours using the x-ray to take pictures of the DNA.

• b. She extracted the DNA from her tooth scrapings.

• c. She wrote wrote a scientific report and sent to other scientists.

• d. She studied her own cancer cells before she died.