Diversity Of Living Things Flashcards

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1
Q

Anaerobic

A

Without oxygen

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2
Q

Aerobic

A

Needs Oxygen

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3
Q

Multicellular

A

Many cells

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4
Q

Unicellular

A

Single cell

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5
Q

Culturing

A

The growth of microorganisms

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6
Q

Microorganisms

A

Very small organism’s

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7
Q

Heterotrophs

A

Eats other organisms

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8
Q

Autotrophs

A

Makes own food

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9
Q

Parasite

A

Lives off other organisms

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10
Q

Pathogen

A

 Disease causing organism

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11
Q

Decomposers

A

Feed on organic matter

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12
Q

Saprotroph

A

Feeds on dead organisms

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13
Q

Conjuagation

A

Is the transfer of genetic material by direct cell to cell contact

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14
Q

Transduction-

A

The process which DNA is accidentally transferred between a bacterium to another by a virus

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15
Q

Transformation

A

Uptake of DNA from environmental that is then incorporated into bacterial DNA

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16
Q

Spherical :.:

A

Cocci.

17
Q

Rod shaped

A

bacilli / |-

18
Q

Spiral or corkscrew shaped

A

Sprilla

19
Q

Shorts and incomplete spirals are

A

Vabrio or comma bacteria

20
Q

What does refrigeration do to bacteria

A

Slows down the growth of bacteria

21
Q

What does freezing do to bacteria

A

Prevents growth of bacteria

22
Q

Carbon Metabolism

A

Autotrophs, inorganic, carbon and heterotrophs use organic carbon sources

23
Q

Reproduction of bacteria and archea

A

Bacteria and archea reproduce asexually through binary fission

24
Q

Energy metabolism, 
1) phototrophs

A

Their source of energy is the sun photosynthesis involved in bacteria, example Cynabacteria

25
Q

Energy metabolism
2)Lithotrophs

A

 Source of energy is inorganic compounds, for example metal ions

26
Q

Energy metabolism
3)organtrophs

A

Source of energy is organic compounds examples are human biomes organic compounds that contain carbon

27
Q

Plasmolyize means?

A

Shrivel up and die

28
Q

Reproductions steps in bacterial binary fission

A
  1. duplicate chromosomes
  2. Pinch the bacteria.
  3. Separate into two cells.
29
Q

Steps of reproduction in viral replication

A
  1. Virus Attachment to cell.
  2. In inject in their genes.
  3. Replication of the virus.
  4. Release of viruses.
30
Q

How do spores spread

A

Air, water or animals

31
Q

Membrane proteins found in cell membrane functions are

A

-Transportation,
-metabolic activity
-receives signals
-cell recognition

32
Q

What are the functions of the cell membrane?

A

-Gives a barrier to the environment

Allow selective transportation of materials in an out the cell
Allows compartments to be created in the cell

-Allow to send and receive signals

-Provides a site for metabolize and binding

33
Q

What is selective permeability?

A

Important for keeping the cells, internal environment, can enter, or not, depending on its:
size
polarity
charge

34
Q

Describe a phospholipid

A

Head
Made of phosphorus
Hydrophilic
Polar
Easily dissolves in water

Tail
Hetero phobic
Nonpolar
The two fatty acid chain tails

Tails touching each other, while their head is on the outside to create a barrier for the cell membrane