1516768
Descripción
Test por sealescience, actualizado hace más de 1 año
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Creado por sealescience
hace alrededor de 10 años
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Pregunta 1
Pregunta
Compare the structure of carbohydrates and lipids.
Respuesta
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They both contain hydrogen-carbon bonds.
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The both contain the elements carbon, hydrogen, and oxygen.
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They're both constructed with long hydrocarbon chains.
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They're both used for structures in the body.
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They're both made of carbon rings.
Pregunta 2
Pregunta
Which of the following is a list of monomers?
Respuesta
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carbohydrates, nucleic acids, proteins
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nucleotides, amino acids, monosaccharides
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glucose, amino acids, fatty acids
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lipids, proteins, amino acids
Pregunta 3
Pregunta
Which of the following are biological processes?
Respuesta
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monomers, polymers
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lipids, carbohydrates, H2O
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dehydration synthesis, protein synthesis, hydrolysis
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photosynthesis, hydrolysis
Pregunta 4
Pregunta
Which of the following are biological macromolecules?
Respuesta
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carbohydrates
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lipids
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nucleic acids
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proteins
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water
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salt
Pregunta 5
Pregunta
Which of the following elements are found in a protein?
Respuesta
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carbon
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hydrogen
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oxygen
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nitrogen
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phosphorous
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sodium
Pregunta 6
Pregunta
Why is water considered a polar molecule?
Respuesta
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it contains two hydrogen atoms
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both ends carry a positive charge
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both ends carry a negative charge
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each end has a different charge (positive and negative)
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it dissolves other polar molecules
Pregunta 7
Pregunta
What is the maximum number of covalent bonds one carbon atom able to form?
Respuesta
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1
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2
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4
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8
Pregunta 8
Pregunta
Which of the following describes the role of a phospholipid?
Respuesta
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Phospholipids store short term energy for the cell
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Phospholipids catalyze (speed up) chemical reactions
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Phospholipids form the cell's membrane
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Phospholipids carry hereditary information
Pregunta 9
Pregunta
Which of the following shows foods high in carbohydrates?
Respuesta
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eggs, meat, fish, beans
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fats, oils, waxes
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bread, rice, vegetables, and sugar
Pregunta 10
Pregunta
Which of the following is liquid at room temperature?
Respuesta
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saturated fatty acids
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unsaturated fatty acids
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phospholipids
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