Biology 12 Unit A –Structures and Functions
Cytology Unit – Review Sheet Name - ______
Answer the following questions in the space provided. This Assignment will be checked at the beginning of Tuesdays class for 25 homework marks. The answers will be posted Tuesday.
A. Matching: Relate the function to the organelle
Organelle Function
lysosome a. photosynthesis
ribosome b. packaging and secretion of proteins
RER c. storage
Golgi bodies/apparatus d. filled with nutrients and water
chloroplast e. control centre of cell
cytoplasm f. steroid synthesis
chromosomes g. vesicle production
nucleolus h. protein synthesis
nucleus i. cell respiration
mitochondrion j. location of ribosome production
SER k. intracellular digestion
vacuole l. determine cell features
B. Quick Questions:
1. What is the distinction between a prokaryotic cell and a eukaryotic cell? ______
2. The nucleus of a cell is enclosed by a ______, which has pores for ______
3. Where is DNA found? Where is RNA found? ______
4. What does cytoplasm consist of? ______
5. The functions of a cell membrane are: ______and ______
6. Cellular respiration is ______+ O2 → ______+ H2O + ______
7. The folds inside a mitochondria are called ______
8. 2 locations where ribosomes can be found are: ______and ______
9. The ______E.R does not have any ______and so it can not synthesis ______
10. Cellulose are sugars linked together by a ______bond
11. Cillia have a _____ + _____ arrangement of microtubules
12. ______bodies have a ____ + _____ arrangement and act as an anchor to flagella
13. What is the functional relationship between each of the following pairs of organelles?
a. lysosomes and vesicles
______
b. ER and Golgi apparatus/bodies
______
c. ribosomes and ER
______
d. chloroplasts and mitochondria
______
e. Golgi bodies and vesicles
______
f. cell membrane and vesicles
______
g. ribosomes and nucleolus
______
h. RER and vesicles
______
i. Golgi body and lysosome
______
Part C. Diagram:
Beside the letter, label the parts of the cell.
Multiple Choice
1. Which organelles will give off oxygen and use up carbon dioxide?
A. Lysosomes. B. Mitochondria.
C. Endoplasmic reticulum. C. Chloroplasts.
2. Which of the following BEST describes a function of endoplasmic reticulum?
A. Intracellular transport. B. Communication.
C. Energy distribution. D. Protein storage.
3. Which of the following structures is present in a prokaryotic cell?
A. Mitochondria. B. Nucleus.
C. Ribosome. D. Endoplasmic reticulum.
4. Which of the following is true for both prokaryotic and eukaryotic cells?
A. Manufacture enzymes. B. Form vesicles for exocytosis.
C. Have nuclear membranes. D. Have chromosomes composed of DNA.
5. To which of the following organelles would microtubules be most closely associated?
A. Chloroplasts. B. Mitochondria.
C. Cilia. D. Rough endoplasmic reticulum.
6. Which of the following BEST describes the function of the organelle below?
A. Intracellular digestion.
B. Protein synthesis.
C. Modifying cellular products for secretion.
D. Phagocytosis.
7. Which of these pairs is BEST associated with plant cells?
A. Cilia and flagella. B. Chloroplasts and centrioles.
C. Rounded shape and flexibiity. D. Cell walls and large central vacuoles.
NAME / Describe its STRUCTURE / FUNCTIONDigestion of intra (inside) cellular material or used in cell death
Large, circular, dark staining object in the nucleus
Centriole
Used for cell locomotion or movement of the cell
Bean shaped organelle with a multi-folded inner membrane
Microfilament
Packages materials for export out of the cell. Also makes vesicles
This structure is made mostly of cellulose
Vesicle
Photosynthesis takes place here
Smooth E.R.
Polysome
Controls what enters and exits the cell.
E. Long Answer
Describe the differences and similarities in regards to structure and function of microtubules and microfilaments.
Describe the differences and similarities in regards to structure and function of cilia and flagella.
Describe the differences and similarities in regards to structure and function of a basal body and a centriole.
State the differences between plants and animal cells.
State the difference between a polysome and a ribosome.
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