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4151902
Сells and development lecture 1 +organelles
Descripción
1st year Biochemistry and molecular biology Test sobre Сells and development lecture 1 +organelles, creado por MrSujg el 30/11/2015.
Sin etiquetas
biology
cell biology
molecular biology
biochemistry
biochemistry and molecular biology
1st year
Test por
MrSujg
, actualizado hace más de 1 año
Más
Menos
Creado por
MrSujg
hace más de 8 años
266
9
0
Resumen del Recurso
Pregunta 1
Pregunta
Match the organelle with its functions (Plasma membrane)
Respuesta
controls movement of molecules in and out of the cell
cell signalling
cell adhesion
has its own genome
principal site of ATP synthesis
contain enzymes that degrade obsolete cellular components
acidic
Pregunta 2
Pregunta
Match the organelle with its functions (Mitochondria)
Respuesta
“power plant” of the cell
has a double membrane
has its own genome
principal site of ATP synthesis
rRNA processing
synthesis of fatty acids and phospholipids
Ca2+ storage in cell
Pregunta 3
Pregunta
Match the organelle with its functions (Lysosomes)
Respuesta
contain enzymes that degrade obsolete cellular components
acidic
convert H2O2 to H2O
protein transport in vesicles
Pregunta 4
Pregunta
Nucleolus
Respuesta
within nucleus
has no membrane
rRNA processing
ribosomal assembly
has a double membrane • contains DNA genome
mRNA, tRNA synth
protein transport in vesicles
Pregunta 5
Pregunta
Nucleus
Respuesta
has a double membrane
mRNA, tRNA synth
contains DNA genome
Pregunta 6
Pregunta
Smooth endoplasmic reticulum (SER)
Respuesta
synthesis of fatty acids and phospholipids
Ca2+ storage in cell
protein folding
protein modification
Pregunta 7
Pregunta
Rough endoplasmic reticulum (RER)
Respuesta
ribosomes
protein synthesis
protein folding
support membranes, organise organelles
important for cell movement
controls movement of molecules in and out of the cell
Pregunta 8
Pregunta
Golgi complex
Respuesta
protein sorting
protein modification
protein transport in vesicles
has its own genome
mRNA, tRNA synth
cell signalling
Pregunta 9
Pregunta
Cytoskeletal fibers
Respuesta
forms networks: microtubules, microfilaments, intermediate filaments
support membranes, organise organelles
important for cell movement
contain enzymes that degrade obsolete cellular components
controls movement of molecules in and out of the cell
has a double membrane
Pregunta 10
Pregunta
Chloroplast
Respuesta
has a double membrane
has its own genome
has internal membranes: thylakoids
rRNA processing
protein folding
Pregunta 11
Pregunta
Peroxisomes
Respuesta
convert H2O2 to H2O
contain enzymes that degrade obsolete cellular components
Ca2+ storage in cell
protein transport in vesicles
Pregunta 12
Pregunta
Label the image
Image:
635b13ec-c127-4f13-83bc-ec87c4423c39 (image/png)
Respuesta
Plasma membrane
DNA
cell wall
flagellum
ribosomes
Pregunta 13
Pregunta
Label the image
Image:
898b6274-4914-4b12-acf9-f5a517784237 (image/png)
Respuesta
20 mm
4 mm
0.2 mm
30 um
2 um
0.2 um
20 nm
2 nm
0.2 nm
Pregunta 14
Pregunta
The structure of a bacterium (prokaryote)
Respuesta
No internal compartmentalisation
Genome (DNA) lies freely in cell
0.1-1 um in size
Organo-, photo, or litotrophic
0.1-1 nm in size
Internal compartmentalisation
Packed DNA
Pregunta 15
Pregunta
Label the image
Image:
7df67325-81bb-446b-af41-36db9d4b4231 (image/png)
Respuesta
plasma membrane
nucleus
endoplasmic reticulum
mitochondrion
lysosome
peroxisome
ribosomes
mitochondria
Pregunta 16
Pregunta
Label the image
Image:
61f66141-d1eb-48af-8273-f1ccf585364c (image/png)
Respuesta
actin filaments
peroxisome
ribosome in cytosol
Golgi apparatus
Intermediate filaments
plasma membrane
nucleolus
nucleus
endoplasmic reticulum
mitochondrion
vesicles
extracellular matrix
nuclear envelope
nuclear pore
chromatin DNA
centrosome with pair of centrioles
microtubule
Pregunta 17
Pregunta
Label the image
Image:
6cce0a0a-dcf0-4c71-a4b3-abb40ac24e7e (image/png)
Respuesta
nucleus
nucleolus
cytoplasm
cytosol
ER
Golgi apparatus
Mitochondria and chloroplasts
Lysosomes
Endosomes
Peroxisome
Pregunta 18
Pregunta
Exchange between different organelles and the outside of the cell is mediated by...
Respuesta
vesicles
endosomes
cytosol
Ca2+
Golgi complex
Pregunta 19
Pregunta
Label the image
Image:
e29575b6-e462-4f4b-a7a4-37a4841b2a76 (image/png)
Respuesta
absent
present
1 um
10-100 um
present
absent
10-100 um
1 um
Absent
present
present
absent
absent
present
present
absent
1x10^6 to 5x10^6
1.5x10^7 to 5x10^9
1x10^6 to 5x10^6
1.5x10^7 to 5x10^9
single circular DNA molecule
multiple linear DNA molecule
multiple linear DNA molecules
single circular DNA molecules
Pregunta 20
Pregunta
Label the image
Image:
669e7323-e2e3-4c22-831d-06740071d9a2 (image/png)
Respuesta
bacteria
anaerobic ancestral eukaryote
archae
ancestral prokaryote
chloroplasts
mitochondria
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