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Cell Bio > ch 1 > Flashcards

ch 1 Flashcards

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Biology 101 flashcards
1
Q

nucleolus

A

diff staining of the nucleus where ribosome assembly occurs

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2
Q

nucleus

A

membrane enclosed environment with nuclear DNA

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3
Q

mitochondria

A

energy utilization
double membrane (system) or respiration
they just chill and do their own thing

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4
Q

chloroplast

A

for energy utilization
triple membrane organelle for photosynthesis
has thylakoid structures

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5
Q

endosymbiotic theory

A

mitochondria/chloroplast formed from bacterium absorbing other shit

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6
Q

endomembrane system parts

A

endoplasmic reticulum, Golgi, vesicles , lysosomes, peroxisomes

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7
Q

endomembrane system processes

A

endocytosis, exocytosis

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8
Q

endo reticulum, rough

A

make cell membrane proteins, secreted proteins

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9
Q

endo reticulum smooth

A

membrane lipid production

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10
Q

Golgi apparatus

A

mod proteins from ER, adds carbs

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11
Q

cytoskeleton structures influences

A

cell division

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12
Q

water role in cell

A

solvent

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13
Q

most biomolecules are polymers built from

A

polymers form monomers

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14
Q

is h bonds stronger than covalent/ionic

A

no

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15
Q

hydrocarbon relation with water

A

hydrophobic

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16
Q

oxidized molecule

A

gain bond to oxygen

17
Q

isomers

A

same formula, arranged diff

18
Q

structural isomer

A

same formula, backbone/ linkage diff

19
Q

stereoisomers

A

cis/trans
diff arrangement in 3d space

20
Q

cis

A

big ass shit on same sides

21
Q

trans

A

big shit on diff side

22
Q

chiral

A

mirror image but not superimposable

23
Q

most bio molecules are built from

A

polymers from monomers

24
Q

covalent bond strength

A

strong bc yuh.
this is sharing electron
strong in cell due to water

25
Q

ionized functional groups

A

carboxyl, amino, sulfhydryl group

26
Q

cytoplasm

A

bn nucleus and plasma membrane
everything pretty much

27
Q

cytosol

A

liquid with organelles and end-membrane system removed NO ORGANELLES

28
Q

lysosomes function

A

breaks shit downnnnn

29
Q

what came first in the endosymbiotic theory

A

mitochondria

30
Q

hydrocarbon

A

c and h mostly

31
Q

electronegativity

A

atoms affinity for elections
EN differences dictate how electrons are distributed in cov bond

32
Q

h bond

A
  1. H bonded to ONF,
  2. an ONF has a lone pair of e
33
Q

pH formula

A

-log(H+)

34
Q

H+ concentration formula

A

10^-ph

35
Q

buffer

A

a chemical that accepts/releases h+ based on solution
acts as weak acid/bases

36
Q

pK

A

pH where concentration of buffer molecules are half de/protonated

Cell Bio (9 decks)

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