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Science > Ch. 1 Cells And Heredity > Flashcards

Ch. 1 Cells And Heredity Flashcards

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Biology 101 flashcards
0
Q

Cells are the ______ units of structure and function in all living things.

A

Basic?

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1
Q

All living organisms are made of

A

Cells

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2
Q

A organisms __________ (jobs) are the process that enable it to _______ grow and reproduce.

A

Functions

Live

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3
Q

Cell theory

______ living things are composed of ______

A

All

Cells

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4
Q

Cell theory

Cells are the _______unit of structure and function.

A

Basic

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5
Q

Cell theory

All cells are _______ from other cells

A

Produced

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6
Q

A _______ makes small objects look larger and this technology allows people to see cells and ________ to the development of the ______ theory.

A

Microscope
Led
Cell

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7
Q

Without the _______ there would not have been a ______ theory.

A

Microscope

Cell

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8
Q

_______ microscope uses a beam of _______ instead of light to produce a magnified image.

A

Electron

Electrons

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9
Q

Each kind of cell structure has a _________ function (______) within a cell.

A

Different

Job

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10
Q

Cell ______ - controls which substances pass into and out of a cell.

A

Membrane

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11
Q

The cell membrane is like a ______ screen that allows air to enter and leave a room, but keeps ____ out.

A

Window

Insects

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12
Q

______ - acts as a cells control center directing all of the cells activities.

A

Nucleus

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13
Q

The nucleus is like the ______ of the cell.

A

Brains

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14
Q

____- the fluid that fills the inside of the cell and holds all of the organelles.

A

Cytoplasm

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15
Q

______- energy factory of the cell.

A

Mitocondria

16
Q

Mitochondria converts stored energy in food into energy that the ______ can use to live and function.

A

Cells

17
Q

Golgi apparatus - __________ proteins and _______ them to other parts of the cell.

A

Packages

Distributes

18
Q

A Golgi apparatus is like a mailman or ______ man.

A

UPS

19
Q

________ - stores water, food or other materials needed by the cell

A

Vacuole

20
Q

The vacuole can also store wasted products until the waste is removed. It is like the _______ of the cell.

A

Stomach

21
Q

_______- break down large pieces of food into smaller ones.

A

Lysosomes

22
Q

Lysosomes also break down old cell parts so they can be used again. They are like the _________ center of the cell.

A

Recycling

23
Q

________- produces protein needed by the cell.

A

Ribosomes

24
Q

Cell ______- surrounds the cell and gives it a rigid, box-like shape and it _______ and supports the cell.

A

Wall

Protects

25
Q

Chloroplasts- makes ______ for the cell using the energy from the sun.

A

Food

26
Q

Vacuole - it does the same thing as the animal vacuole but it is _______ because it has to store more food.

A

Bigger

27
Q

A cell’s function can include obtaining food and water and getting rid of ____.

A

Waste

28
Q

Compound microscopes focus light through _____ to produce a magnified image.

A

Lenses

29
Q

A large organism is made up of many millions of _____.

A

Cells

30
Q

A _____ lens has a center that is thicker than its edge.

A

Convex

31
Q

The _____ describes how cells are related to living things.

A

Cell theory

32
Q

The ability to distinguish between two nearby objects is called _____.

A

Resolution

33
Q

______ is the scientist who determined that all animals are made out of cells.

A

Schwann

34
Q

A compound microscope with a 10X eyepiece and a 40X objective has a magnification of ______.

A

400X

35
Q

Which of the following is not part of cell theory?

A. All cells are produced from other cells.
B. Cells can absorb food and oxygen.
C. All living things are composed of cells.
D. Cells are the basic units of structure and function in living things.

A

B.

36
Q

The visible field of a microscope is 10mm wide. How large is an object that takes up 1/4th of the field.

A

2.5mm

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