science (characteristics of life) Flashcards

(32 cards)

1
Q

characteristic of life 1

A

cellular organization

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2
Q

characteristic of life 2

A

chemicals of life

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3
Q

characteristic of life 3

A

energy use

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4
Q

characteristic of life 4

A

response to surroundings

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5
Q

characteristic of life 5

A

growth and development

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6
Q

characteristic of life 6

A

reproduction

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7
Q

organisms that make their own food

A

autotrouph

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8
Q

organisms that get their energy from consuming other organisms

A

heterotrouphs

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9
Q

smallest structural and functional unit of all living organisms

A

cell

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10
Q

organisms that reproduce to make identical copies of themselves

A

asexually

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11
Q

organisms reproduce combining genetic matirial from two parents to make genetically unique offspring

A

sexually

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12
Q

maintaining the balance inside the body or cells of organisms is known as…

A

homeostasis

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13
Q

the mistaken idea that life can rise from nonliving sourses (pasteur and redi)

A

spontaneous generation

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14
Q

redi

A

2 yars of rotting meat covered top of one w/ gause and left other w/o anything to see of maggots would grow

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15
Q

pasteur

A

2 flasks and necks of flasks were bent like a swan neck they were filled w/ broth and boiled both to sterilize them broke neck off of one and left other so no air could get in and saw if bacteria would grow on top

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16
Q

the science of naming and classifying organisms

17
Q

a two part system of naming all organisms developed by linnaeus. The first is the genus and second name is species. Both names are in italics and the first genus is capitalised.

A

binomial nomenclature

18
Q

levels of classification
Dear
King
Phillip
Came
Over
For
Good
Soup

A

Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species

19
Q

Organisms are placed into domains and kingdoms based on their………
their ability to……………and the number of ………………..in the body

A

cell type, make food,cells

20
Q

bactiria is a…..

A

prokaryote (no nucleus) some are autotrouph and some are heterotrouph

21
Q

can be found in the most extreme environments. Unicellular prokaryotes. some autotrophs and some heterotrophs they differ from bactiria in their structure and chemical makeup

22
Q

all organisms in this domain are eqkaryotes (oranisms with cells that contain a nucleus)

23
Q

four kingdom

A

animals, plants, fungi, protists

24
Q

positive feedback

A

body’s responce to a stimulus increases contunuously

i like horses
i ride
get better
win awards

25
negative feedback
body's response to a stimulus decreases to return body to normal (homeostasis) normal running out of breath stop run
26
negative feedback more info
homeostasis eat blood sugar increases pancreas makes insulin blood sugar decreases insulin stops
27
hormone and gland
hormone: insulin gland: pancreas
28
pancreas
produces insulin
29
ovaries
produces estrogen and progesterone
30
testes
produces testosterone
31
pituitary gland
produces growth hormone and controls other glands such as ovaries and testes
32
thyroid gland
regulates metabolism and amount of calcium absorbed by bones