Biology Basics Quiz
29 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary function of carbohydrates?

  • Structure in fungi
  • Hormone production
  • Energy storage
  • Main source of energy and structural role in plants (correct)

    • What are the components of most lipids?

  • Amino acids
  • Glycerol and fatty acids (correct)
  • Monosaccharides
  • Nucleotides

    • What role do enzymes play in biological reactions?

  • They slow down chemical reactions
  • They provide the genetic code
  • They act as biological catalysts to speed up reactions (correct)
  • They are a type of protein that stores energy

    • What is the smallest unit of life capable of all of life's functions?

    <p>A cell</p> Signup and view all the answers

    How do prokaryotic cells differ from eukaryotic cells?

    <p>Prokaryotic cells lack a nucleus and membrane-bound organelles</p> Signup and view all the answers

    Which of the following is a characteristic of life?

    <p>Reproduction</p> Signup and view all the answers

    What happens to enzyme activity after reaching its peak level?

    <p>It starts to drop off</p> Signup and view all the answers

    What does the independent variable represent in an experiment?

    <p>A variable that is manipulated</p> Signup and view all the answers

    Which organelle is responsible for photosynthesis?

    <p>Chloroplast</p> Signup and view all the answers

    Which element is NOT one of the six elements that make up 99% of all living matter?

    <p>Calcium</p> Signup and view all the answers

    What process describes the movement of water across a semipermeable membrane?

    <p>Osmosis</p> Signup and view all the answers

    What is the main function of enzymes in biological reactions?

    <p>Act as a catalyst</p> Signup and view all the answers

    Which type of transport requires energy in the form of ATP?

    <p>Active Transport</p> Signup and view all the answers

    Which organelle serves as the control center for cell activity?

    <p>Nucleus</p> Signup and view all the answers

    What is the main function of the Golgi Bodies?

    <p>Molecule collection, modification, and packaging</p> Signup and view all the answers

    What is the primary movement of water in a hypertonic solution?

    <p>Water moves out of the cell.</p> Signup and view all the answers

    Which component is NOT part of a nucleotide?

    <p>Amino Acid</p> Signup and view all the answers

    What occurs during DNA replication?

    <p>The original strands serve as templates for new strands.</p> Signup and view all the answers

    In which type of solution does a cell remain the same size?

    <p>Isotonic solution</p> Signup and view all the answers

    What is the process by which a molecule moves into a cell against a concentration gradient called?

    <p>Active transport</p> Signup and view all the answers

    What is the role of mRNA in protein synthesis?

    <p>It serves as a template for protein synthesis.</p> Signup and view all the answers

    Which process occurs in the nucleus during protein synthesis?

    <p>Transcription</p> Signup and view all the answers

    From the given DNA template TAC-TCG-ACC-TAT-ATC, what polypeptide is created?

    <p>Met-Ser-Trp-Ile</p> Signup and view all the answers

    What is the function of tRNA during translation?

    <p>It carries amino acids to the growing polypeptide chain.</p> Signup and view all the answers

    What is produced at the end of translation?

    <p>A polypeptide or protein</p> Signup and view all the answers

    What components make up the sides of the DNA ladder?

    <p>Phosphate and sugar molecules</p> Signup and view all the answers

    Which statement accurately describes transcription?

    <p>It is the process of making mRNA</p> Signup and view all the answers

    What is a codon?

    <p>A sequence of three nucleotides that codes for a specific amino acid</p> Signup and view all the answers

    What function does rRNA serve during protein synthesis?

    <p>It assists in the formation of peptide bonds and binds mRNA and tRNA together</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser