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Principles Of Bio Test 2 Questions And Correct Answers
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Principles Of Bio Test 2 Questions And Correct AnswersChromosomes are strands of DNA tightly wrapped up that are found in the nucleus. -
Answer Which of the following statements is CORRECT about chromosomes in a
eukaryotic cell?
Which organelle breaks down and recycles large molecules? - Answer Lysosome
Which cellular structure is found in both plant and animal cells? - Answer Mitochondria
What uses energy from the sun to change molecules of water and carbon dioxide into
sugar? - Answer Chloroplasts
Which of the following pictures best represents an idealized plant cell? - Answer
Where in a cell does genetic information reside? - Answer nucleus
The cell's structural skeleton is called the - Answer cytoskeleton
Which organelle of a cell generates the molecule ATP? - Answer mitochondria
What type of molecule carries instructions for protein synthesis from the nucleus to the
cytoplasm? - Answer mRNA
One way that smooth ER differs from rough ER is that rough ER is studded with - Answer
ribosomes.
, Which of the following is part of the endomembrane system? - Answer Golgi apparatus
In what part of the cell are lipids synthesized? - Answer smooth endoplasmic reticulum
(ER)
What structure functions as a selective barrier, controlling the movement of materials
into and out of the cell? - Answer plasma membrane
Ribosomes are directly associated with which process? - Translation
Which statement best describes active transport? - A substance goes from an area of
low concentration to an area of high concentration, and this requires energy.
Which of the following is not a form of passive transport? - Diffusion,Osmosis,Facilitated
diffusion,All of the above are forms of passive transport
Part complete
Substances are often packaged into small ________ for transport, either through the
membrane or throughout the interior of the cell. - Answer vesicles
Which of the following statements is true in eukaryotic cells? - Answer Transcription
occurs in the nucleus, and translation occurs in the cytoplasm.
What harvests energy from food molecules to make ATP? - Answer Mitochondria
The passive transport of water is specifically called _ - Answer osmosis
What is a phospholipid? -Answer A special type of lipid that has a water-loving head and
2 water-fearing tails
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