VOCAB TEST (12-2-20) Flashcards

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1
Q

time it takes for half of the unstable atoms in a sample to decay

A

half-life

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2
Q

measures the age of a rock/fossil in years

A

absolute dating

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3
Q

estimating age of rocks/fossils

A

relative dating

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4
Q

group of mammals including humans, monkeys, apes, and lemurs

A

primates

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5
Q

type of primate characterized by bipedalism, longer lower limbs, and lack of a tail

A

hominids

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6
Q

long and distinct period of time

A

era

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7
Q

unit of geological time during which a rock series is deposited (?)

A

epoch

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8
Q

science of naming, describing, and classifying organisms

A

taxonomy

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9
Q

can survive extreme environments

A

archaebacteria

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10
Q

doesn’t have a nucleus

A

prokaryote

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11
Q

has nucleus

A

eukaryote

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12
Q

eukaryotic, belongs to kingdom protista

A

protists

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13
Q

an organism whose cells have nuclei, rigid cell walls, and no chlorophyll and belongs to the kingdom fungi

A

fungus

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14
Q

a form of asexual reproduction in single-celled organisms by which one cell divides into two cells of the same size

A

binary fission

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15
Q

producers, usually in water, contains the green pigment chlorophyll but come in more than green

A

cyanobacteria

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16
Q

viruses attacking living cells and turning them into mini factories ;-;

A

lyctic cycle

17
Q

eukaryotic organisms that covert the sun’s energy into food through photosynthesis but that do not have roots, stems or leaves

A

algae

18
Q

single celled, found in both fresh and salt water, get their energy from photosynthesis, make up a large % of phytoplankton, cell walls contain silica and are enclosed in two part shell

A

diatom

19
Q

long, thread like appendages that allows a cell to move around

A

flagella

20
Q

short, hair like appendages on the surface of a cell

A

cilia

21
Q

a nonreproductive filament of a fungus

A

hypha

22
Q

a reproductive cell or multi-cellular structure that is resistant to stressful environmental conditions and that can develop into an adult without fusing with another cell

A

spore

23
Q

the mass of fungal filaments, or hyphae, that forms the body of a fungus

A

mycelium

24
Q

a new cell pinching off an existing cell (reproducing asexually)

A

budding

25
Q

what the human body needs to break down sugar and carbohydrates

A

insulin