Cells and Cell organelles

The second part of Cell Theory states: "All living organisms are made up of cells."

• True
• False
• I don't know
• If you say so

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NGSS.MS-LS1-1

All cells come from___________ cells.

• pregnant
• pre-existing
• paternal
• pin size

______________ are the basic unit of life.

• DNA
• RNA
• Cells
• Takis

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NGSS.MS-LS1-2

NGSS.MS-LS1-1

When observing cells, which of the following pieces of equipment is most appropriate?

• Hand lens
• Telescope
• Petri dish
• Microscope

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NGSS.MS-LS1-1

Which of the following is NOT one of the basic points of Cell Theory?

• All living things are made of cells.
• The cell is the smallest living thing that can perform all the functions of life.
• Cells are too small to see without a microscope.  
• All cells must come from pre-existing cells.

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NGSS.MS-LS1-2

NGSS.MS-LS1-1

All organisms are made of:

• organelles
• cytoplasm
• DNA
• cells

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NGSS.MS-LS1-1

____ is credited with being the first scientist to observe cork cells.

• Johnson and Johnson

• Robert Hooke

• Anton van Leeuwenhoek

• Hans and Zacharias Janssen

This is the organelle that is bean-like that release energy that has been stored in sugars to carry out the cell’s activity

• cell membrane

• mitochondria

• lysosomes

• cell wall

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NGSS.MS-LS1-2

This organelle is the control center of the cell. It directs the cell and directs the activities of the cell.

• cytoplasm

• cell wall

• nucleus

• mitochondria

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NGSS.MS-LS1-2

This organelle is found only in plants. It is responsible for making the plants food through photosynthesis.

• cell wall

• chloroplast

• mitochondria

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NGSS.MS-LS1-6