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bio exam Flashcards

1
Q

what are cells mostly made of?

A

water

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2
Q

what molecule forms most of the cell membrane?

A

phospholipids

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3
Q

what function do viruses share with living things?

A

they replicate/reproduce

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4
Q

what is the size relationship between: bacteria, skin cell, & virus?

A

Virus< bacteria< skin cell

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5
Q

do viruses have all the characteristics of life?

A

no

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6
Q

which 2 kingdoms have autotrophs?

A

Protista and Plantae

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7
Q

what are fungi’s cell wall made of?

A

chitin

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8
Q

what is not a source of genetic variations?

A

neutral mutations

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9
Q

what is not part of the theory of evolution?

A

inheritance of acquired traits

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10
Q

can individuals evolve?

A

no

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11
Q

parallel veins, petals in groups of 3’s

A

monocots

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12
Q

branching veins, petals in groups of 4’s and 5’s

A

dicots

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13
Q

organisms that can produce their own food/nutrients

A

autotrophs

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14
Q

organisms that eat other organisms to get food/nutrients

A

heterotrophs

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15
Q

which 2 kingdoms have autotrophs

A

Protista and plantae

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16
Q

which kingdom has cell walls of chitin

A

fungi

17
Q

what cell has cell walls and membrane bound organelles

A

plant cells

18
Q

what is always present in a bacteria cell

A

ribosomes

19
Q

what is the difference between eubacteria and archaebacteria

A

make up of their cell walls

20
Q

prokaryotes are in the 2 kingdoms

A

eubacteria and archaebacteria

21
Q

natural selection requires_____

A

genetic variation to produce adaptions

22
Q

what is not a source of genetic variation

A

neutral mutations

23
Q

what does an amoeba use pseudopodia for?

A

eating and moving

24
Q

which kingdoms include organisms that are producers

A

eubacteria, archaebacteria, protista, and plantae

25
Q

which of the following is a source of genetic variation

A

mutations

26
Q

the organelle responsible for cellular respiration in plants is_______

A

mitochondria

27
Q

what is the dominant life stage of most plants?

A

sporophyte

28
Q

which of the following is not a kingdom

A

eubacteria

29
Q

what does the xylem transport?

A

water

30
Q

which of the following is not part of the pistil

A

anther

31
Q

tissues are made up of cells that are all

A

similar

32
Q

what body plan do organisms in Porifera have?

A

asymmetry

33
Q

the coiled barbed spears inside stinging cells are

A

nematocyst

exams (4 decks)

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