What is an atom and a molecule?

BIOMOLECULES (biomolecules are macromolecules, as "macromolecule" means "big molecule")

DIFFERENCES BETWEEN INORGANIC AND ORGANIC BIOMOLECULES (Spanish)

Watch the video and answer:

1. How are unicellular living things? Give two examples of unicellular living things.

2. How are multicellular living things? Give two examples of unicellular living things.

3. What is the main characteristic of prokaryotic cells?

4. What living things have prokaryotic cells?

5. What is the main characteristic of eukaryotic cells?

6. What living things have eukaryotic cells?

Watch the video and answer:

1. What can be found in the cytoplasm of the eukaryotic cells?

2. What is the main function of the nucleus of eukaryotic cells?

3. Where is the DNA or genetic material in eukaryotic cells?

4. What is the main function of the membrane?

5. What organelle is in charge of producing the energy of the eukaryotic cell?

6. How do plants obtain their food?

7. What structure surrounds the cell membrane in plant eukaryotic cells that cannot be found in animal eukaryotic cells?

8. What organelle can we found chlorophyll in?

9. In what process is important the chlorophyll?

10. What structures can be found in plant eukaryotic cells but not in eukaryotic animal cells?

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Watch the video and answer the following questions:

1. How many parents are involved in asexual reproduction?

2. How are the descendants when asexual reproduction takes place?

3. What living things have asexual reproduction in the video?

4. What living things have sexual reproduction in the video?

5. What does sexual reproduction involve?

6. Which are the gametes in animals?

7. How is the offspring in sexual reproduction?

8. What type of reproduction gives variation to the offspring?