Basic Units of Life

What is a cell ?

• Living organism

• One of the small bodies in the cell’s cytoplasm that perform a specific function

• Basic unit that can perform all life processes necessary for life

• component that combine together to form an organ

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Which of the following statements is correct ?

• Animal cells have a cell wall

• Plant cells do not have cell membrane

• Chloroplast exist in plant cells

• Nucleus only exist in animal cells

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Which of the following is the function of mitochondria ?

• Organelle that packages and distributes proteins

• Controls the flow of material in and out of the cell

• Power sources where sugar is broken down to produce energy

• Absorbs light energy for the process of photosynthesis

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NGSS.MS-LS1-2

Which of the following components in a cell controls all of the activities and contains DNA ?

• Cell membrane

• Nucleus

• Mitochondria

• Cell wall

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Unicellular organisms are organisms that consist of only one cell while multicellular organisms are organisms that consist of more than one cell.

• True

• False

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Which of the following is the correct sequence of the cell organization ?

• Organ - tissue - organ system - organism - cell

• Tissue - cell - organ - organ system - organism

• Cell - tissue - organ - organ system - organism

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What is NOT part of the cell theory?

• All living things have many cells.

• All organisms are made of one or more cells.

• The cell is the basic unit of all living things.

• All cells come from existing cells.

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How are eukaryotes different from prokaryotes?

• They aren't different, except the spelling.

• Phone a friend :/

• Eukaryotes have a NUCLEUS, prokaryotes do NOT!

• Prokaryotes have a NUCLEUS, eukaryotes do NOT!

What is the main function of the cell membrane?

• Digestion

• Storage

• Controlling passage of materials in and out of the cell

• INSANE IN THE MEMBRANE!

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What is the difference between rough and smooth ER?

• There is no difference.
• Plants have rough ER, animals have smooth ER.
• What type of injuries the Doctors treat.
• Rough has ribosomes, smooth does not.

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