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Activities
1. Ribosomes are tiny “machines” in the cell that produce
A) proteins.
B) DNA.
C) membranes.
D) organelles
2. The boundary that surrounds the contents of the nucleus is the
A) plasma membrane.
B) nuclear envelope.
C) nuclear pore.
D) cytosol.
3. The smooth endoplasmic reticulum
A) is the site for manufacture of lipids destined for other cellular compartments.
B) produces the energy needed to run chemical reactions in the cell.
C) converts sunlight into chemical energy.
D) stores water, nutrients, and enzymes.
4. The Golgi apparatus
A) is the place where a cell’s genetic material is stored.
B) sorts proteins and lipids and sends them to their final destination.
C) captures energy from sunlight and sends it to mitochondria.
D) creates energy by converting ribosomes to proteins.
5. Your muscle cells need large amounts of energy to function in the movement of your body.
Which of the following organelles would you expect to be especially abundant in muscle cells?
A) mitochondria
B) ribosomes
C) smooth endoplasmic reticulum
D) lysosomes
6.Match the vocabulary word with the proper definition:
Definitions
________ 1. organism that has cells containing a nucleus and other organelles
________ 2. an organelle inside eukaryotic cells where the DNA is located
________ 3. a structure within the cytoplasm of a cell that is enclosed within a membrane and
performs a specific job
________ 4. the material inside the plasma membrane of a cell
________ 5. organelle where proteins are made
7. What is the function of the nucleus?
8. What important molecules does the nucleus contain?
9. The granular material visible within the nucleus is called …...
10. What does chromatin consist of?
11. What are chromosomes?
12. Most nucleus contain a small, dense region known as the …..
13. What occurs in the nucleolus?
14. What is the nuclear envelope
15. What is the difference between rough ER and smooth ER