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Biology > Chapter 7 Cell Structure/function > Flashcards

Chapter 7 Cell Structure/function Flashcards

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0
Q

What is the cell theory

A

All living things are composed of cells
Cells are the basic units of structure and function in living things
New cells are produced by living cells

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1
Q

Named the cell after looking at cork from a plant

A

Robert Hooke

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2
Q

Scans with a laser beam,making a 3-d image of cells

A

Confocal light microscope

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3
Q

Makes movies of cells while they grow, divide, and devolp

A

High resolution video-technology

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4
Q

Explore cell structures and large protein molecules

A

Transmission electron microscopes TEM

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5
Q

Scan the surface of specimens creating a 3-D image

A

Scanning electron microscope

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6
Q

Can observe a single atom

A

Scanning probe microscope

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7
Q

Prokaryotic cells have

A

Genetic material that is not contained in a nucleus

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8
Q

Eukaryotic cells contain

A

A nucleus in which the genetic material is separated from the rest of the cell

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9
Q

Structures in a cell that act as little organs

A

Organelles

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10
Q

Portion of the cell outside the nucleus (contain the organelles)

A

Cytoplasm

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11
Q

Contain the cells DNA the control center of the cell

A

Nucleus

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12
Q

Granular material inside the nucleus

A

Chromatin

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13
Q

Condensed chromatin when the cell is dividing

A

Chromosomes

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14
Q

Site of ribosome assembly in the nucleus

A

Nucleotide

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15
Q

Where proteins are made

A

RNA

16
Q

Internal membrane system that makes the lipid part of the cell membrane

A

Endoplasmic Reticular (ER)

17
Q

Where proteins are assembled to be exported from the cell. Have ribosomes on top

A

Rough ER

18
Q

Contains enzymes which performs functions such as detox ovation of drugs

A

Smooth ER

19
Q

Modify sort and package proteins for storage or secretion

A

Golgi apparatus

20
Q

Contain enzymes which digest food for the cell. Also clean up dead cells

A

Lysosomes

21
Q

Store water, salts, proteins, and carbs

A

Vacuoles

22
Q

Convert food energy into usable energy for the cell, the powerhouse of the cell

A

Mitochondria

23
Q

Trap sunlight energy and convert it into chemical energy, mostly in plants

A

Chloroplast

24
Q

Protein filaments in cells

A

Cytoskeleton

25
Q

Aid in cell and organelle movement

A

Microfilaments

26
Q

Aid in maintaining cell shape and form the spindle during cell division, also form cilia and flagella

A

Microtubules

27
Q

A single-celled organism

A

Unicellular

28
Q

A multi-celled organism

A

Multicellular organism

29
Q

Cells in an organism that perform different and specific tasks

A

Cell specialization

30
Q

Examples of cells

A

Animals- muscle cells red blood cells pancreatic cells

Plants- stomata cells

31
Q

Levels of organization

A

Cells
Tissues
Organ
Organ systems

Biology (6 decks)

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