Question

Double layer (bilayer) of phospholipid molecules Transmembrane Phospholipid bilayer protein Integral proteins Peripheral proteins Cytoplasmic side of membrane Cholesterol molecules Hydrophobic fatty acid "tail" Hydrophilic phosphate "head Figure 3-2 Structures of the Cell Membrane Questions 4. Match the cellular components in column A with the descriptions in column B. Place the letter of your choice in the space provided. Column A a. Chromatin b. Cytoplasm c. Endoplasmic reticulum d. Golgi apparatus e. Lysosome f. Microtubule g. Mitochondrion h. Nuclear envelope i. Nucleolus j. Nucleus k. Ribosome 1. Vesicle Column B 1. Loosely coiled fiber containing DNA and protein within nucleus 2. Location of ATP production from digested food molecules 3. Small RNA-containing particle for synthesis of proteins 4. Membranous sac that stores or transports substances 5. Dense body of RNA within nucleus 6. Slender tubes that provide movement in cilia and flagella 7. Composed of membrane-bound canals and sacs for tubular transport throughout the cytoplasm 8. Occuples space between cell membrane and nucleus 9. Flattened, membranous sacs that package a secretion 10. Membranous sac that contains digestive enzymes 11. Separates nuclear contents from cytoplasm 12. Spherical organelle that contains chromatin and nucleolus 24 Case-1 Style N Polyes Made

Answer 1

A. Chromatin - 1.

B. Cytoplasm - 8.

C. Endoplasmic reticulum - 7.

D. Golgi apparatus - 9.

E. Lysosomes - 10.

F. Microtubules - 6.

G. Mitochondrion - 2.

H. Nuclear envelope - 11.

I. Nucleolus - 5.

J. Nucleus - 12.

K. Ribosome - 3.

L. Vesicle - 4.

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