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Cell Membrane and Organelles Essentials
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1
Question
What is the main agenda topic 1?
Page 1
Answer
Describe the structure of cell membrane LM & EM
2
Question
What is agenda topic 2?
Page 1
Answer
Molecular biology of cell membrane
3
Question
What is agenda topic 3?
Page 1
Answer
Functions of cell membrane
4
Question
Who is the professor mentioned?
Page 1
Answer
Prof Manal Reda Abd Elhaleem
5
Question
What are the three components of cytoplasm?
Page 2
Answer
Cytosol, Organelles, Inclusions
6
Question
What is the central organelle in the cell diagram?
Page 2
Answer
Nucleus
7
Question
What cytoskeletal elements are labeled in the cell diagram?
Page 2
Answer
Cytoskeletal filaments
8
Question
Which organelle is involved in energy production in the diagram?
Page 2
Answer
Mitochondria
9
Question
What is the digestive organelle labeled?
Page 2
Answer
Lysosome
10
Question
What part of the nucleus contains RNA synthesis site?
Page 2
Answer
Nucleolus
11
Question
What allows passage through the nuclear envelope?
Page 2
Answer
Nuclear pore
12
Question
What is the fluid inside the nucleus called?
Page 2
Answer
Sap or Karyoplasm
13
Question
What are the four components of the nucleus?
Page 2
Answer
Envelope/Membrane, Chromatin, Nucleolus, Sap
14
Question
What is the outermost boundary in the cell diagram?
Page 2
Answer
Plasma membrane
15
Question
Which organelle modifies proteins?
Page 2
Answer
Golgi apparatus
16
Question
What is the site of lipid synthesis?
Page 3
Answer
Smooth endoplasmic reticulum (SER)
17
Question
What are membranous organelles characterized by?
Page 3
Answer
Covered by membrane and contain enzymes
18
Question
List the membranous organelles.
Page 3
Answer
Plasma membrane, Mitochondria, RER, SER, Golgi, Lysosomes, Peroxisomes
19
Question
What are non-membranous organelles?
Page 3
Answer
Uncovered by membrane and no enzymes
20
Question
Name the non-membranous organelles.
Page 3
Answer
Ribosomes, Proteosomes, Cytoskeleton (Microtubules, Filaments)
21
Question
What is the role of ribosomes?
Page 3
Answer
Protein synthesis
22
Question
What degrades proteins in the cell?
Page 3
Answer
Proteosomes
23
Question
What provides cell shape and movement?
Page 3
Answer
Cytoskeleton
24
Question
What are the components of cytoskeleton?
Page 3
Answer
Microtubules, Filaments
25
Question
What is a lysosome?
Page 4
Answer
Membranous organelle responsible for intracytoplasmic digestion (Digestive apparatus of the cell)
26
Question
How are lysosomes viewed under light microscope?
Page 4
Answer
By histochemical stains
27
Question
What do lysosomes appear as under electron microscope?
Page 4
Answer
Rounded small membranous vesicles
28
Question
What are primary lysosomes?
Page 4
Answer
Newly released from Golgi apparatus, homogenous
29
Question
What are secondary lysosomes?
Page 4
Answer
Formed by fusion of primary lysosome with phagosome, pinocytic vesicle or autophagic vacuole, heterogenous
30
Question
What is the main function of lysosomes?
Page 5
Answer
Sites of intracellular digestion and turnover of cellular components