985027
Descripción
Test por theonlydvr, actualizado hace más de 1 año
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Creado por theonlydvr
hace casi 10 años
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Pregunta 1
Pregunta
The lipid bilayer is composed primarily of what two biological molecules?
Respuesta
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Sugars and fats
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Carbohydrates and proteins
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Proteins and fats
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Sugars and proteins
Pregunta 2
Pregunta
Which of the following eukaryotic intracellular components are NOT organelles
Respuesta
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Golgi apparatus
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Cytoskeleton
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ER
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Lysosome
Pregunta 3
Pregunta
Animal cells contain
Respuesta
-
chlorophyll
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chloroplasts
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cell membranes
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cell walls
Pregunta 4
Pregunta
Which of the following phrases best matches the definition of the term hydrophobic?
Respuesta
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"water-hating"
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"water loving"
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"water-impartial"
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"water-storing"
Pregunta 5
Pregunta
The term hydrophilic means which of the following
Respuesta
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Repelled by water
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Insoluble in water
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Non-water containing
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Attracted to water
Pregunta 6
Pregunta
The most abundant class of lipids found in the lipid bilayer are _________.
Respuesta
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Phospholipids
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Glycolipids
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Sphingolipids
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Liposomes
Pregunta 7
Pregunta
What is the name of the process by which plants convert light energy into biological energy?
Respuesta
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Photosynthesis
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Photorespiration
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Light-conversion
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Oxidative phosphorylation
Pregunta 8
Pregunta
Which of the following is NOT a property of the lipid bilayer?
Respuesta
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Fluidity
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Impermeability
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Polarity
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Permeability
Pregunta 9
Pregunta
Which type of cell HAS a nucleus?
Respuesta
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prokaryotic
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eukaryotic
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virus
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jail :D
Pregunta 10
Pregunta
What organelle is responsible for carrying out photosynthesis?
Respuesta
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Mitochondria
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Nucleus
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Vacuole
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Chlorplasts
Pregunta 11
Pregunta
Molecules done being processed in the ER are often transported to which structure?
Respuesta
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Peroxisomes
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Mitochondria
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Golgi apparatus
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Vacuoles
Pregunta 12
Pregunta
Which of the following eukaryotic organelles is primarily responsible for cellular digestion?
Respuesta
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Nucleus
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Lysosome
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Mitochondria
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Golgi apparatus
Pregunta 13
Pregunta
Which of the following is not a specialized plant cellular structure?
Respuesta
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Lysosome
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Cell wall
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Chloroplast
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Vacuole
Pregunta 14
Pregunta
Which structure in plants replaces the function that the mitochondria performs in animal cells? (plants still have mitochondria)
Respuesta
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Vacuole
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Cytoskeleton
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Chloroplast
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Nucleus
Pregunta 15
Pregunta
What is the name of the process by which molecules naturally flow from an area of higher concentration to one of lower concentration?
Respuesta
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Respiration
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Transfusion
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Dialysis
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Diffusion
Pregunta 16
Pregunta
Membrane transport that occurs without the input of extra energy can be classified as what type of transport?
Respuesta
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Passive
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Active
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Catalytic
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Inhibitory
Pregunta 17
Pregunta
Membrane transport that requires the input of additional energy is called ___________.
Respuesta
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Passive
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Active
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Catalytic
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Inhibitory
Pregunta 18
Pregunta
What is the main function of the mitochondria?
Respuesta
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Molecular digestion
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DNA storage
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Space-filler
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Energy-producer
Pregunta 19
Pregunta
Which of these is found in the cell nucleus?
Respuesta
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DNA
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RNA
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Chromatin
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All of the above
Pregunta 20
Pregunta
_____________ ER has ribosomes attached to its outer membrane.
Respuesta
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Smooth
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Spiked
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Rough
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Cytoskeletal
Pregunta 21
Pregunta
Membrane transport is important for which of the following biological processes?
Respuesta
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Protein synthesis
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Cell communication
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Maintenance of cellular pH
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All of the above
Pregunta 22
Pregunta
The ER plays a major role in processing which of the following biological molecules?
Respuesta
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Carbohydrates
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Proteins
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Adenosine triphosphate
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DNA
Pregunta 23
Pregunta
Compared to water, the environment inside of the blood cell could be described as:
Respuesta
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hypertonic
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hypotonic
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isotonic
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mesotonic
Pregunta 24
Pregunta
The process of water diffusing into or out of a cell is known as:
Respuesta
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active transport
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facilitated diffusion
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phagocytosis
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osmosis
Pregunta 25
Pregunta
Diffusion is when the molecules of a substance move from a higher concentration to a lower concentration. Which of the following factors does NOT affect the rate of diffusion?
Respuesta
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particle color
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particle size
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temperature
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concentration gradient
Pregunta 26
Pregunta
What would happen if you gave a patient an IV of pure water?
Respuesta
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their blood cells would shrink
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their blood cells would burst
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the patient would slowly become rehydrated
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water would not be moving
Pregunta 27
Pregunta
I am doing an experiment on osmosis. I take some dialysis tubing (a semi-permeable membrane) and fill it with 50% sugar solution. Sugar molecules are very big, and cannot pass through the membrane if i want to make the tubing gain weight, which beaker should I place it into?
Respuesta
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Beaker of 70% sugar solution
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Beaker of water
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Beaker of 90% sugar solution
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Beaker of any type of sugar solution
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None of these would cause the tubing to gain weight
Pregunta 28
Pregunta
If the cell's cytoplasm contains 30% solute, which of the following best describes the rest of the cytoplasm?
Respuesta
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70% solute
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30% solute
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70% water
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30% water
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30% solvent
Pregunta 29
Pregunta
Protists can move in which of these ways?
Respuesta
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Whiplike flagella
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Cilia along their surface
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Pseudopods like an amoeba
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All of the above
Pregunta 30
Pregunta
Energy from ATP is needed for
Respuesta
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diffusion
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osmosis
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facilitated diffusion
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active transport
Pregunta 31
Pregunta
Which of the following correctly matches an organelle with its function?
Respuesta
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mitochondrion..............photosynthesis
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nucleus..............cellular respiration
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ribosome..............manufacture of lipids
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lysosome..............movement
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central vacuole..............storage
Pregunta 32
Pregunta
One of the main differences between animal and plant cells is that
Respuesta
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animal cells lack rigid cell walls
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animal cells have vacuoles
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plant cells lack rigid cell walls
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plant cells have small vacuoles
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