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Bio 101 > Bio practical > Flashcards

Bio practical Flashcards

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Biology 101 flashcards
1
Q

mitosis

A 
division of nuclear material divided into 4 phase 
prophase
metaphase
anaphase
telophase
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2
Q

cytokinesis

A

division of the cytoplasm and its contents

animal: cleavage furrow
plant: plant cell formation

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3
Q

Interphase

A

G1: period of growth
S: DNA duplicated
G2: growth & check point

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4
Q

enzyme

A

organic catalyst

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5
Q

activation energy

A

energy required for reaction to proceed

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6
Q

substrate

A

reactant (enzyme binds with it)

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7
Q

substrate specific

A

only reacts with compatible molecules

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8
Q

Enzyme rennin

A

body temp is optimal

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9
Q

enzyme catalase

A

ph 7 optimal

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10
Q

cellular respiration

A

c6h1206 (glucose) + 6o2 > 6 co2 + 6h20 + ATP

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11
Q

glycolisis

A

glucose > 2 pyruvate
cytoplasm
2ATP

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12
Q

bridge

A

2 pyruvate > acetyl coA

mitochondrial membrane

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13
Q

kreb cycle

A

acetyl coA + oxaloacetate > citrate

2ATP

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14
Q

electron transport chain and oxidative phosphoralation (chemiosmosis)

A

32-34 ATP

cristae

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15
Q

aerobic respiration

A

with oxygen

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16
Q

anaerobic respiration

A

no oxygen
fermation
1 glucose > 2 pyruvate
2ATP

17
Q

elodea

A

if photosynthesis occurs indicator turns red, if not occurring indicator is yellow

18
Q

photosynthesis

A

co2 + h20 > glucose + h20 + o2

19
Q

cuticle

A

protects against water loss

20
Q

upper epidermis

A

layer of clear cells

21
Q

palisade mesophyll

A

packed layer of cells w tons of choloroplast

22
Q

spongy mesophyll

A

space trap photosynthetic gases

23
Q

lower epidermis

A

pores on underside of leaf

24
Q

xylem

A

transports water

25
Q

phloem

A

transports nutrients and food

26
Q

stomata

A

pores for gas exchange

27
Q

guard cells

A

open and close stomata

28
Q

carotene

A 
most soluble (farthest from start) 
least abundant
orange
29
Q

chlorophyll B

A

least soluble (closest to start) dark green

30
Q

chlorophyll A

A

most abundant (thickest) bright green

31
Q

xantophyll

A

yellow

32
Q

karyotype

A

paired by size, centriole location, and staining pattern

33
Q

nucleic acid:
monomer
polymer

A

nucleotide

polynucleotide

34
Q

restriction endonuclease

A

recognizes specific DNA base sequences and cuts them out; creates different sized fragments of DNA

35
Q

polymerase chain reaction

A

increases the amount of DNA

Bio 101 (3 decks)

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