Biomoléculas y La célula (organelos)
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Questions and Answers

¿Cuál es la función de los ribosomas?

  • Proteger contra patógenos
  • Sintetizar proteínas (correct)
  • Sintetizar vacuolas
  • Albergar el ADN
  • ¿Cuál es el componente principal de los ácidos nucleicos?

  • Aminoácidos
  • Carbohidratos
  • Nucleótidos (correct)
  • Lípidos
  • ¿Cuál es el papel de la glucosa en las células?

  • Regular actividades celulares
  • Servir como fuente de energía (correct)
  • Protger contra patógenos
  • Proporcionar estructura a la célula
  • ¿Cuál es la principal función de la membrana celular?

    <p>Regular lo que entra y sale de la célula (D)</p> Signup and view all the answers

    ¿Cuál es la función de los lípidos en la célula?

    <p>Almacenar energía (B)</p> Signup and view all the answers

    ¿Organelo responsable de la generación de energía en las células eucariotas heterótrofas?

    <p>Mitocondrias (D)</p> Signup and view all the answers

    ¿Cuál es la función de las proteínas que actúan como hormonas en la célula?

    <p>Regular actividades celulares (B)</p> Signup and view all the answers

    ¿Qué organelo NO esta presente en una célula procariota?

    <p>Núcleo (A)</p> Signup and view all the answers

    ¿Cuál es la función de los ácidos nucleicos en la célula?

    <p>Almacenar información genética (A)</p> Signup and view all the answers

    ¿Cuál es la estructura secundaria de una proteína?

    <p>Configuración alfa o beta (C)</p> Signup and view all the answers

    Flashcards

    What is the function of ribosomes?

    Ribosomes are responsible for protein synthesis within the cell.

    What is the main component of nucleic acids?

    Nucleotides are the basic building blocks of nucleic acids like DNA and RNA. They consist of a sugar, a phosphate group, and a nitrogenous base.

    What is the role of glucose in cells?

    Glucose is the primary energy source used by cells to fuel their metabolic activities.

    What is the main function of the cell membrane?

    The cell membrane acts as a barrier that regulates the movement of substances in and out of the cell. It's selectively permeable, meaning it controls what passes through.

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    What is the function of lipids in the cell?

    Lipids, like fats and oils, serve as energy storage molecules within cells. They also provide insulation and contribute to the structure of cell membranes.

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    What organelle is responsible for energy generation in eukaryotic heterotrophic cells?

    Mitochondria are the powerhouses of eukaryotic cells. They are responsible for generating energy through cellular respiration.

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    What is the function of proteins that act as hormones in the cell?

    Hormonal proteins act as chemical messengers within the cell, regulating various cellular processes.

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    What organelle is NOT present in a prokaryotic cell?

    Prokaryotic cells lack a membrane-bound nucleus, their genetic material is located in a region called the nucleoid.

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    What is the function of nucleic acids in the cell?

    Nucleic acids like DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) are responsible for storing and transmitting genetic information within the cell.

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    What is the secondary structure of a protein?

    The secondary structure of a protein refers to the three-dimensional arrangement of its polypeptide chain. It can be either an alpha-helix or a beta-sheet, or a combination of both.

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    Study Notes

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    Description

    Este cuestionario pretende evaluar las unidades de Biomoléculas y los principios básicos de la célula y sus organelos.

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