SCIN 130 Quiz 3 - Questions, Answers and Feedback

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SCIN 130 Quiz 3. Questions And Answers. Complete Solution. A+ Graded.Question 1 of 31 3.0 Points Which structure is responsible making ATP, the cell’s main energy-carrying molecule?  A. chloropla... sts  B. mitochondria  C. ribosomes  D. peroxisomes Feedback: Great job. Question 2 of 31 3. 0 Points The unified cell theory includes all of the following EXCEPT?  A. All new cells arise from existing cells  B. Cells eat each other to reproduce  C. All living things are composed of one or more cells  D. That the cell is the basic unit of life Feedback: Great job. Question 3 of 31 3.0 Points Which is typically the most prominent organelle in a eukaryotic cell?  A. lysosome  B. mitochondria  C. peroxisome  D. nucleus Feedback: Great job. Question 4 of 31 3.0 Points Cells that communicate with each other by direct contact use what?  A. intercellular junctions  B. central vacuole  C. endoplasmic reticulum  D. plasma membrane Feedback: Great job. Question 5 of 31 3.0 Points What is it called when a substance moves from an area of high concentration to an area of low concentration until the concentration is equal across the space?  A. active transport  B. diffusion  C. osmosis  D. facilitated diffusion Feedback: Passive transport occurs across any membrane. Review passive transport in Chapter 3. Question 6 of 31 3.0 Points A phospholipid bilayer with embedded proteins that separate internal contents of a cell from the surrounding environment is referred to as what?  A. cytoskeleton  B. plasma membrane  C. lysosome  D. vacuole  E. cytoplasm Feedback: Great job. Part 2 of 8 - Chapter 4 18.0 Points Question 7 of 31 3.0 Points What kind of energy does a slow moving wrecking ball contain?  A. chemical energy  B. kinetic energy  C. heat energy  D. light energy  E. potential energy Feedback: Great job. Question 8 of 31 3.0 Points What kind of metabolic pathway breaks down large molecules into small ones, using energy? ........................................CONTINUED.................................... [Show More]

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