Sophia Human Biology Milestone 1

5 questions were answered incorrectly. 1 Which of the following statements about glycolysis is true? CONCEPT Glycolysis 2 How many turns of the Krebs cycle are required to break down one molecule of glucose? CONCEPT Krebs Cycle 3 Which organelle is mainly responsible for synthesizing proteins? ● A compound that cannot be broken down by the cell ● A compound made up of carbohydrates ● A compound that contains the element carbon ● A compound found only in eukaryotic cells ● Diffusion is the movement of molecules across a plasma membrane, regardless of concentration gradient. ● Diffusion is the movement of molecules from an area of low concentration to an area of high concentration. ● Diffusion requires ATP to function. ● Diffusion is the movement of molecules from an area of high concentration to an area of low concentration. ● Prokaryotic cells don't have a nucleus, but they still have a plasma membrane that separates their DNA from their cytoplasm. CONCEPT Endoplasmic Reticulum 4 Which of the following describes an organic compound? CONCEPT Carbohydrates 5 Which of the following statements is true? CONCEPT Diffusion 6 Which of the following statements is true? ● Smooth ER ● Nuclear envelope