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Questions and Answers

Which type of cells have membrane-bound organelles?

  • Prokaryotic cells
  • Multicellular organisms
  • Eukaryotic cells (correct)
  • Unicellular organisms

What is the function of Lysosomes in a cell?

  • Storing genetic material
  • Cell division
  • Breaking down harmful substances (correct)
  • Protein synthesis

Which organelle is responsible for making proteins in a cell?

  • Ribosome (correct)
  • Nucleus
  • Mitochondria
  • Chloroplast

What is the primary function of Mitochondria in a cell?

<p>Breaking down glucose to produce ATP (C)</p> Signup and view all the answers

What is the function of Chloroplasts in plant cells?

<p>Using light to produce glucose during photosynthesis (D)</p> Signup and view all the answers

What is the main purpose of cell division in body/somatic cells?

<p>To grow and repair (B)</p> Signup and view all the answers

What is the longest phase of the cell cycle?

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

During which stage of mitosis do the spindle fibers form?

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

What happens to the nuclear membrane during prophase?

<p>It dissolves (C)</p> Signup and view all the answers

What is the result of cytokinesis?

<p>Two identical cells (A)</p> Signup and view all the answers

What is the byproduct of the Light-Dependent Reaction in photosynthesis?

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

In which part of the cell does the Light-Independent Reaction take place?

<p>Stroma (C)</p> Signup and view all the answers

What is the net result of the equation 6CO₂ + 6H₂O → C6H12O6 + 6O₂?

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

Which type of fermentation occurs in yeast and produces alcohol and ATP?

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

What is the first step in Anaerobic Cellular Respiration?

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

During DNA replication, what is the function of DNA primase?

<p>To synthesize RNA primers (B)</p> Signup and view all the answers

Where does the Krebs/Citric Acid Cycle take place?

<p>mitochondrial matrix (B)</p> Signup and view all the answers

What is the orientation of the lagging strand during DNA replication?

<p>3' to 5' (A)</p> Signup and view all the answers

What is the byproduct of the Electron Transport Chain?

<p>O₂ and lots of ATP (A)</p> Signup and view all the answers

What is the role of DNA ligase in DNA replication?

<p>To seal the gaps between Okazaki fragments (B)</p> Signup and view all the answers

What percentage of energy is available to Tertiary Consumers in a trophic pyramid?

<p>0.1% (B)</p> Signup and view all the answers

During DNA replication, what is the function of Helicase?

<p>To unwind the double helix (B)</p> Signup and view all the answers

What is the result of energy devolution in a trophic pyramid?

<p>Energy is lost at each level (A)</p> Signup and view all the answers

In which phase of the cell cycle does DNA replication occur?

<p>S-phase (A)</p> Signup and view all the answers

In which stage of cellular respiration does glycolysis occur?

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

What is the primary function of the cell membrane?

<p>To regulate what enters and leaves the cell (C)</p> Signup and view all the answers

Which type of cell division involves the fusion of gametes?

<p>Meiosis (C)</p> Signup and view all the answers

Where does the Light-Independent Reaction of photosynthesis take place?

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

What is the function of the vacuole in a cell?

<p>To store substances (D)</p> Signup and view all the answers

What is the function of the cytoplasm in a cell?

<p>To hold organelles in place (C)</p> Signup and view all the answers

During which stage of the cell cycle does the cell grow and make proteins?

<p>G₁ (A)</p> Signup and view all the answers

What happens to the DNA during prophase?

<p>It condenses into chromatids (B)</p> Signup and view all the answers

What is the result of telophase?

<p>The nuclear membrane reforms (C)</p> Signup and view all the answers

What is the purpose of spindle fibers in mitosis?

<p>To line up the chromosomes in the middle of the cell (B)</p> Signup and view all the answers

What is the final stage of the cell cycle?

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

What is the primary function of carbohydrates in the body?

<p>Short term energy use (C)</p> Signup and view all the answers

What is the hypothesis of the experiment involving fish and caffeine?

<p>If soda is added to a fish bowl, then the fish's breathing rate will increase. (C)</p> Signup and view all the answers

What is the location of the Electron Transport Chain?

<p>Inner membrane of mitochondria (C)</p> Signup and view all the answers

What is the function of proteins in the body?

<p>They run the body (C)</p> Signup and view all the answers

What is the energy yield of carbohydrates per gram?

<p>4 cals/g (B)</p> Signup and view all the answers

What is the end product of the Electron Transport Chain?

<p>H₂O and lots of ATP (A)</p> Signup and view all the answers

What is the function of nucleic acids in the body?

<p>Informational molecules (C)</p> Signup and view all the answers

What percentage of energy is available to Primary Consumers in a trophic pyramid?

<p>10% (B)</p> Signup and view all the answers

What is the result of energy devolution in a trophic pyramid?

<p>Energy decreases as you move up the pyramid (D)</p> Signup and view all the answers

What is the first step in Anaerobic Cellular Respiration?

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

What is the definition of an independent variable in an experiment?

<p>Something you can control in an experiment (D)</p> Signup and view all the answers

What is the function of a control group in an experiment?

<p>To provide a standard against which to compare the experimental group (D)</p> Signup and view all the answers

What is a hypothesis in the context of scientific investigations?

<p>A testable prediction of a relationship between variables (D)</p> Signup and view all the answers

What is the dependent variable in an experiment?

<p>Something affected by the independent variable (C)</p> Signup and view all the answers

What is an example of a constant in an experiment?

<p>Something that stays consistent through all experiments (C)</p> Signup and view all the answers

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