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3 years ago

Cell Structure and Functions Activity Worksheet

1 answer:

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1. The number of cells in the human body is in trillions, and there are about 200 major types of cells.

2. The author wants readers to imagine the massive number of cells existing and how they all do different jobs in the human body. The reason is to enable the readers to appreciate the importance of cells in giving health and resisting diseases.

3. The material that the nucleus contains is called "the cell's genetic material, DNA." According to science, DNA helps the production of protein molecules required in cellular processes.

4. The cell membrane, according to the text, acts as a protective gate for the selection and rejection of molecules.

5. The difference between the two types of endoplasm is that one part is rough while the other half is smooth.

6. The purpose of the Golgi complex, which is a short and narrow structure inside the cytosol, is to process proteins and lipids from the endoplasmic reticulum or ER to the cells.

7. The job of the mitochondria is to convert food energy into adenosine triphosphate or ATP. ATP powers biochemical reactions in the body.

8. It is a fact that different cell types also have specialized duties.

9. It is an opinion to claim that animal cells are more interesting than plant cells.

10. It is a fact that proteins are processed while lipids are manufactured in the smooth endoplasmic reticulum and Golgi apparatus.

11. The authors structure the article in such a way as to arouse interest by joggling the readers' imaginations.

12. The purpose of the subheadings in the article is to break it down into fascinating subtopics that focus the readers' attention.

13. The purpose of the images and captions used in the article is to aid the readers' understanding of the importance and work of cells.

14. The article "The Amazing World Inside a Human Cell" provides knowledge on the work cells do in providing health and fighting diseases.

15. The final paragraph accurately relates to the main theme of the article, justifying understanding the work of cells in the human body.

Thus, the article "The Amazing World Inside a Human Cell" written by Alisa Machalek and Emily Carlson (2011) shows that cells perform essential duties in the human body.

Learn more about human cells here: brainly.com/question/2778565 and brainly.com/question/25115254

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