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BIOL 1441 University Of Texas - Arlington -Bio 1441 Lab Questions With Complete Solutions $12.99
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BIOL 1441 University Of Texas - Arlington -Bio 1441 Lab Questions With Complete Solutions

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BIOL 1441 University Of Texas - Arlington -Bio 1441 Lab Questions With Complete Solutions

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  • January 20, 2025
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Bio 1441 Lab Questions With Complete Solutions

"Zero"-ing the spectro Correct Answers insert blank sample
ensure spec only measure absobance of sample

10x FOV Correct Answers low (4)/med(10) * low power
diameter

1mm = 1000um Correct Answers okey-dokey

4 bio mols Correct Answers made of H-C chains
1+ func groups

40X FOV Correct Answers low (4)/high40) * low power
diameter

absorbance Correct Answers amount light not penetrating
sample
range: 0-1 (no unit)

abstract Correct Answers first but write last
150-250 words summary what, why, significance
no table/figures or citations
brief methods, results, conclusion, why it matter?

activation energy Correct Answers min energy to start reaction

active site Correct Answers region substrate binds to enzyme

aerobic resp Correct Answers occur in mito

,part of metabolic pathway that uses o2 to produce energy in
form of ATP
c6h12o6 (glu) + 6o2 = 6co2 + 6h2o + ATP + heat
produce CO2 so acidify water

agarose Correct Answers pure form agar from seaweed

autotroph Correct Answers use chlorophyll trap energy from
sunlight

BAD chol Correct Answers heart disease
accumulation of LDL oxidized by free radicals forms plaque =
restriction of blood flow to brain/heart
heart attack, stroke

bar graph Correct Answers hori/vert bars compare categorical
data
x-axis: categories
y-axis: numbers

base pairings Correct Answers adenine- thymine
cytosine- guanine

benedict color shange Correct Answers amount sugar reacting
with copper ions
black/blue- none
green- very low
yellow- low
orange- med
red- high

, Benedict's Test Correct Answers for simple sugars
reagent used to detect presence of monosac or disac
has copper sulfate reduce to copper oxide whe heated with
simple sugar
pos- glu
neg- water

biotechnology Correct Answers use of living organisms to
create products or facilitate processes
manipulate org mol like dna and proteins

biuret test for protein Correct Answers blue reagant react with
protein gives light violet or lavender color (darker purple = lots
protein)
use spectrometer to determine how much violet light absorbed
by protein to determine content
pos- albumin
neg- water

carb examples Correct Answers glu- monosac form by
photosyn
fructose- mono in fruits
suc- disac (table suger) glu + fruc
starch- polysac in plants (chain of glu monomers)
cellulose- polysac in cell wall

carbonic acid Correct Answers CO2 + H20 = H2CO3 (carbonic
acid)
more co2, more acidic water b/c ionize H+

carbs Correct Answers monosac disac, polysac

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