Test
Study Guide: Cell Structure
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Preguntas del test (34)
1Which of the following is not a main cellular structure?
- Aplasma membrane
- Binterstitial fluid
- Ccytoplasm (including organelles)
- Dnucleus
2All of the following are examples of the plasma membrane function except:
- Aboundary of cell
- Bself-identification
- Creceptor sites
- D"power plants" of cell
3Production of ATP occurs within which organelle?
- Asmooth endoplasmic reticulum
- BGolgi apparatus
- Clysosomes
- Dmitochondria
4Preparation of protein molecules for cellular exportation is the function of which of the following organelles?
- AGolgi apparatus
- Bmicrovilli
- Cperoxisomes
- Dmitochondria
5In nondividing cells DNA appears as threads that are referred to as
- Achromatin
- Bnucleoplasm
- Cnucleolus
- Dnone of the above
6The nucleolus is composed chiefly of
- ADNA
- BrRNA
- CtRNA
- Dnone of the above
7The process by which cells translate the signal received by a membrane receptor into a specific chemical change in the cell is called signal transportation
- AVerdadero
- BFalso
8Each and every cell has one nucleus.
- AVerdadero
- BFalso
9Generally, the more active a cell is, the more mitochondria it will contain.
- AVerdadero
- BFalso
10Membranous bags that temporarily contain molecules for transport or later use are known as peroxisomes.
- AVerdadero
- BFalso
11[blank_start]Nucleolus[blank_end]: forms ribosomes
[blank_start]Plasma membrane[blank_end]: separates the cell from its environment
[blank_start]Lysosome[blank_end]: acts as the cell's "digestive system"
[blank_start]Ribosome[blank_end]: acts as a "protein factory"
[blank_start]Cytoplasm[blank_end]: contains organelle
[blank_start]Nucleus[blank_end]: contains DNA
[blank_start]Mitochondria[blank_end]: act as "power plants" of the cell
[blank_start]Endoplasmic reticulum[blank_end]: classified as both smooth and rough- ANucleolus
- BPlasma membrane
- CLysosome
- DRibosome
- ECytoplasm
- FNucleus
- GMitochondria
- HEndoplasmic reticulum
12[blank_start]Cytoskeleton[blank_end] is the cell's internal supporting framework.
- ACytoskeleton
13[blank_start]Microfilament[blank_end] are the smallest cell fibers.
- AMicrofilament
14The thickest of the cell fibers are tiny, hollow tubes called [blank_start]microtubules[blank_end].
- Amicrotubules
15The [blank_start]centrosome[blank_end] is an area of they cytoplasm near the nucleus that coordinates the building and breaking of microtubules in the cell.
- Acentrosome
16[blank_start]Microvilli[blank_end], [blank_start]cilia[blank_end], and [blank_start]flagella[blank_end] are cell extensions that appear on certain types of cells.
- AMicrovilli
- Bcilia
- Cflagella
17When membrane channels of adjacent plasma membranes connect to others, the formation is known as [blank_start]gap[blank_end] [blank_start]junctions[blank_end].
- Agap
- Bjunctions
18[blank_start]Desmososomes[blank_end] hold skin together.
- ADesmososomes
19Which of the following cellular extensions are required when absorption is important?
- Acilia
- Bmicrovilli
- Cflagella
- Dnone of the above
20Movement of the ovum within the female reproductive tract is largely as a result of
- Athe flagella extending from the ovum
- Bthe cilia extending from the ovum
- Cthe cilia lining the uterine tubes
- Dnone of the above
21Skin cells are held tightly together by
- Agap junctions
- Bdesmososomes
- Ctight junctions
- Dadhesions
22Ribosomes are attached to
- Alysosomes
- Brough endoplasmic reticulum
- Cperoxisomes
- Dcilia
23The phospholipid area of the plasma membrane of a cell is
- Asingle layered
- Bbilayered
- Ctrilayered
- Dmultilayered
24[blank_start]Nerve cells[blank_end]: detect changes in the environment
[blank_start]Muscle cells[blank_end]: contract for movement
[blank_start]Red blood cells[blank_end]: transport oxygen
[blank_start]Gland cells[blank_end]: release hormones
[blank_start]Immune cells[blank_end]: destroy bacteria- ANerve cells
- BMuscle cells
- CRed blood cells
- DGland cells
- EImmune cells
25A typical, or [blank_start]composite[blank_end] cell exhibits the most important characteristics of cell types.
- Acomposite
26[blank_start]Hydrophilic[blank_end] is the term meaning "water-loving"
- AHydrophilic
27[blank_start]Signal[blank_end] [blank_start]transduction[blank_end] is the process that allows a message to be carried across a membrane.
- ASignal
- Btransduction
28[blank_start]Peroxisome[blank_end] detoxify harmful substances that enter cells.
- APeroxisomes
29The [blank_start]nucleus[blank_end] is one of the largest cell structures and occupies the central portion of the cell.
- Anucleus
30Embedded within the phospholipid bilayer of the cell membrane are a variety of [blank_start]integral[blank_end] [blank_start]membrane[blank_end] [blank_start]protein[blank_end].
- Aintegral
- Bmembrane
- Cprotein
31Peroxisomes are small membranous sacs containing enzymes that detoxify harmful substances that enter the cells.
- AVerdadero
- BFalso
32Dynein, myosin, and kinesin are examples of proteases.
- AVerdadero
- BFalso
33Microfilaments serve as "cellular muscles".
- AVerdadero
- BFalso
34All cells contain thousands of ribosomes.
- AVerdadero
- BFalso
Información
- Descripción
- Study Guide: Cell Structure
- Autor
- Alexandra Bozan
- Idioma
- English
- Visitas
- 65
- Etiquetas
- Valoración
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