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LSU |\Bio |\ 1201 |\Final |\Exam |\Pomarico |\exam |\
questions |\with |\answers
Which |\four |\elements |\make |\up |\90% |\of |\life? |- |\CORRECT |\ANSWERS |
✔✔C, |\H, |\N, |\O Does |\DNA |\have |\uracil |\or |\thymine? |- |\CORRECT |\ANSWERS |
✔✔Thymine What |\is |\a |\macromolecule? |- |\CORRECT |\ANSWERS |\✔✔Molecule |\made |
up |\of |\polymers What |\are |\the |\complementary |\base |\pairs |\in |\DNA |- |\CORRECT |
ANSWERS |\✔✔A-T, |\G-C Which |\of |\the |\following |\are |\not |\pyrimidines? T, |\C, |\U, |\A, |\G |- |\CORRECT |\ANSWERS |\✔✔A, |\G What |\causes |\an |\element |\to |\become |\an |\isotope? |- |\CORRECT |
ANSWERS |\✔✔Change |\in |# |\of |\neutrons What |\is |\an |\enantiomer? |- |\CORRECT |\ANSWERS |\✔✔Two |\molecules |
that |\are |\mirror |\images |\of |\each |\other
What |\characteristic |\is |\specific |\of |\tertiary |\structure? |- |\CORRECT |
ANSWERS |\✔✔Interactions |\with |\side |\chains What |\is |\a |\hydrogen |\bond? |- |\CORRECT |\ANSWERS |\✔✔A |\bond |
between |\a |\hydrogen |\with |\a |\partial |\positive |& |\partial |\negative |
charge |\atom |(usually |\oxygen |\and |\nitrogen) Spider |\walking |\on |\water |\is |\a |\result |\of |- |\CORRECT |\ANSWERS |
✔✔Surface |\tension; |\cohesion Which |\of |\the |\following |\would |\most |\likely |\have |\a |\polar |\bond? CH, |\CO, |\OO, |\CN, |\NH |- |\CORRECT |\ANSWERS |\✔✔CO |\and |\NH Products |\of |\cellular |\respiration |- |\CORRECT |\ANSWERS |\✔✔CO2, |\water, |
energy What |\is |\the |\most |\important |\product |\of |\anaerobic |\respiration? |- |
CORRECT |\ANSWERS |\✔✔Regeneration |\of |\NAD+ What |\happens |\to |\Co2 |\in |\the |\Calvin |\Benson |\cycle? |- |\CORRECT |
ANSWERS |\✔✔Fixation/reduction; |\incorporation |\into |\sugar |\molecules
What |\to |\cellulose, |\glycogen, |\and |\starch |\have |\in |\common? |- |
CORRECT |\ANSWERS |\✔✔All |\derived |\from |\glucose Which |\property |\of |\water |\is |\the |\reason |\for |\many |\of |\water's |\other |
properties? |- |\CORRECT |\ANSWERS |\✔✔Hydrogen |\bonding In |\DNA |\structure, |\what |\makes |\up |\the |\lateral |\movement |\of |\the |
structure |\but |\not |\the |"stair |\steps"? |- |\CORRECT |\ANSWERS |
✔✔Phosphate |\group |+ |\sugar What |\type |\of |\bond |\holds |\the |\double |\helix |\structure |\of |\DNA |
together? |- |\CORRECT |\ANSWERS |\✔✔Hydrogen |\bonds What |\type |\of |\bond |\as |\an |\equal |\sharing |\of |\electrons? |- |\CORRECT |
ANSWERS |\✔✔Nonpolar |\covalent What |\is |\an |\example |\of |\an |\organelle |\that |\is |\found |\in |\eukaryotes |\but |\not |\prokaryotes? |- |\CORRECT |\ANSWERS |\✔✔Nucleus If |\cytosine |\makes |\up |\20% |\of |\DNA, |\what |% |\would |\be |\thymine? |- |
CORRECT |\ANSWERS |\✔✔30%. 30% |\A, |\30% |\T= |\60% 20% |\G, |\20% |\C= |\40%
What |\structures |\make |\up |\the |\nucleus? |- |\CORRECT |\ANSWERS |
✔✔Nuclear |\envelope, |\nuclear |\pores, |\matrix, |\nucleolus. |(NOT |
CHROMATIN) How |\are |\DNA, |\chromosomes, |\and |\genes |\related? |- |\CORRECT |
ANSWERS |\✔✔Genes |\are |\made |\of |\DNA, |\and |\are |\located |\on |
chromosomes. What |\products |\of |\light |\reactions |\are |\used |\in |\the |\Calvin |\Cycle? |- |
CORRECT |\ANSWERS |\✔✔ATP, |\NADPH Where |\are |\the |\electrons |\transferred |\to |\from |\photosystem |\II? |- |
CORRECT |\ANSWERS |\✔✔Electron |\transport |\chain- |\thylakoid |
membrane What |\are |\the |\characteristics |\of |\a |\solution |\with |\a |\pH |\of |\7? |- |
CORRECT |\ANSWERS |\✔✔Neutral, |\same |\concentration |\of |\OH- |\and |\H+ |
(1 |\x |\10^-7) How |\does |\an |\enzyme |\speed |\up |\a |\reaction? |- |\CORRECT |\ANSWERS |
✔✔Lowers |\activation |\energy What |\are |\the |\molecules |\called |\that |\capture |\light |\in |\photosynthesis? |- |\CORRECT |\ANSWERS |\✔✔Photosynthetic |\pigments
Which |\phase |\in |\the |\cell |\cycle |\synthesizes |\DNA |- |\CORRECT |\ANSWERS |\✔✔S |\phase When |\does |\synapsis |\occur? |- |\CORRECT |\ANSWERS |\✔✔Prophase |\I |
(meiosis |\I) Name |\pH |\in |\their |\varying |\ranges |\of |\acidity |\and |\basic |- |\CORRECT |
ANSWERS |\✔✔pH |\1= |\very |\acidic, |\pH |\4= |\slightly |\acidic, |\pH7= |\neutral, |
pH |\10= |\slightly |\basic, |\pH |\14= |\very |\basic Stages |\of |\mitosis |- |\CORRECT |\ANSWERS |\✔✔prophase, |\metaphase, |
anaphase, |\telophase Alternate |\form |\of |\a |\gene |- |\CORRECT |\ANSWERS |\✔✔Allele tRNA |\has |- |\CORRECT |\ANSWERS |\✔✔amino |\acid |\on |\one |\end |\and |
anticodon |\on |\other |\end Genes |\located |\on |\the |\same |\chromosome |- |\CORRECT |\ANSWERS |
✔✔Linked |\genes Crossing |\two |\heterozygous |\individuals |\results |\in |\the |\ratio |\of |- |
CORRECT |\ANSWERS |\✔✔9:3:3:
Morgan's |\term |\for |\the |\dominant |\phenotype |\is |_, |\denoted |\by |_. |- |\CORRECT |\ANSWERS |\✔✔Wild-type, |\w+ Morgan's |\term |\for |\the |\recessive |\phenotype |\is |_, |\denoted |\by |_. |- |\CORRECT |\ANSWERS |\✔✔mutant; |\w Morgan's |\test:Cross |\between |\a |\white-eyed |\male |(w) |\and |\red-eyed |
(w+) |\female |\showed |\all |\F1 |\offspring |\had |\red |\eyes. |\F1 |\offspring |\are |
crossed, |\showed |\F2 |\offspring |\had |\3:1 |\ratio |\of |\w+ |\to |\w, |\but |\white |
eyes |\only |\reappeared |\in |___. |\This |\lead |\to |\the |\discovery |\of |
___________. |- |\CORRECT |\ANSWERS |\✔✔males, |\sex-linked |\genes Morgan |\found |\that |\shift |\toward |\parental |\phenotype |\was |\due |\to |- |
CORRECT |\ANSWERS |\✔✔linkage |\of |\genes New |\combination |\of |\genes |\in |\the |\offspring |\that |\are |\different |\from |
the |\parental |\combinations |- |\CORRECT |\ANSWERS |\✔✔Recombination Genetic |\recombination |\is |\the |\result |\of |- |\CORRECT |\ANSWERS |
✔✔independent |\assortment |\and |\crossing |\over Offspring |\phenotypically |\identical |\to |\parents |- |\CORRECT |\ANSWERS |
✔✔parental |\type
Most |\sex-linked |\traits |\are |\located |\on |\the |_chromosome |- |\CORRECT |
ANSWERS |\✔✔X An |\organism |\using |\XY |\or |\XO |\system |\must |\have |_ |\chromosome |\to |
survive |- |\CORRECT |\ANSWERS |\✔✔X Failure |\of |\separation |\of |\chromosomes |- |\CORRECT |\ANSWERS |
✔✔nondisjunction Nondisjunction |\in |\meiosis |\I= |\all |\gametes |\are |\either |- |\CORRECT |
ANSWERS |\✔✔n+1 |\or |\n- Nondisjunction |\in |\meiosis |\II= |- |\CORRECT |\ANSWERS |\✔✔half |\of |
gametes |\are |\abnormal. |\Of |\abnormal, |\n+1 |\or |\n- One |\extra |\copy |\or |\missing |\copy |\of |\a |\chromosome |- |\CORRECT |
ANSWERS |\✔✔Aneuoloidy |\
- |\trisomy |- |\2N |+ |\ 1
- |\monosomy |- |\2N |- |\ 1 Extra |\set |\of |\chromosomes |- |\CORRECT |\ANSWERS |\✔✔Polyploidy
- |\triploidy |- |\3N
- |\tetraploidy |- |\4N
Griffith |\found |\that |\genetic |\material |\could |\be |\transferred |\between |
bacteria, |\also |\known |\as |- |\CORRECT |\ANSWERS |\✔✔transformation Virus |\that |\infects |\bacteria |- |\CORRECT |\ANSWERS |\✔✔phage Found |\that |\DNA |\is |\the |\genetic |\materian |- |\CORRECT |\ANSWERS |
✔✔Hershey |\and |\Chase Chargaff's |\Rule |- |\CORRECT |\ANSWERS |\✔✔% |\A |= |% |\T % |\C |= |% |\G Discovered |\that |\DNA |\strands |\are |\made |\of |\a |\double |\helix |\structure |- |\CORRECT |\ANSWERS |\✔✔Watson |\and |\Crick The |\two |\strands |\of |\DNA |\are |- |\CORRECT |\ANSWERS |
✔✔complementary |\and |\antiparallel A |\and |\T |\have |__ |\hydrogen |\bonds. |\C |\and |\G |\have |__. |- |\CORRECT |
ANSWERS |\✔✔2,
strand |\that |\is |\synthesized |\in |\a |\continuous |\manner |- |\CORRECT |
ANSWERS |\✔✔leading |\strand strand |\that |\is |\synthesized |\in |\pieces |- |\CORRECT |\ANSWERS |\✔✔lagging |\strand Since |\two |\strands |\are |\being |\synthesized |\at |\the |\same |\time |\but |
going |\towards |\different |\replication |\forks, |\DNA |\synthesis |\is |\said |\to |
be |-______ |- |\CORRECT |\ANSWERS |\✔✔bidirectional Enzyme |\that |\joins |\Okazaki |\fragments |\of |\lagging |\strand |- |\CORRECT |
ANSWERS |\✔✔DNA |\ligase Transcription |\occurs |\in |- |\CORRECT |\ANSWERS |\✔✔the |\nucleus RNA |\is |\synthesized |\by |\the |\enzyme |____ |- |\CORRECT |\ANSWERS |
✔✔RNA |\polymerase RNA |\and |\DNA |\strands |\are |___ |\to |\one |\another |- |\CORRECT |\ANSWERS |
✔✔complementary Transcription |\binds |\DNA |\at |\the |____ |- |\CORRECT |\ANSWERS |
✔✔promoter
Transcription |\requires |___ |\to |\recognize |\promoter |- |\CORRECT |
ANSWERS |\✔✔transcription |\factors RNA |\processing |\only |\occurs |\in |____ |\cells |- |\CORRECT |\ANSWERS |
✔✔eukaryotic The |\ends |\of |\the |\RNA |\transcript |\are |\altered, |\portions |\of |\RNA |\are |
deleted, |\and |\the |\remaining |\portions |\are |\spliced |\together |\to |\form |
____. |____ |\consisting |\of |\a |\modified |____ |\nucleotide |\is |\added |\to |\the |\5' |\end, |\and |____ |\consisting |\of |\many |____ |\nucleotides |\is |\added |\to |\the |
3' |\end. |- |\CORRECT |\ANSWERS |\✔✔mRNA 5' |\cap guanine poly |\A |\tail adenine Complex |\of |\snRNPs |\and |\other |\proteins |\that |\remove |\noncoding |
portions |\of |\RNA |- |\CORRECT |\ANSWERS |\✔✔Spliceosome Translation |\occurs |\in |____ |\on |_____ |- |\CORRECT |\ANSWERS |
✔✔cytoplasm ribosomes
The |\tRNA |\that |\was |\in |\the |\P |\site |\moves |\to |\the |___ |\site, |\where |\it |\exits |\from |\the |\ribosome |- |\CORRECT |\ANSWERS |\✔✔E |(e |\for |\exit) Termination |\of |\translation |\is |\triggered |\by |_. |\A |_ |\binds |\to |\the |
stop |\codon |\in |\the |\A |\site. |- |\CORRECT |\ANSWERS |\✔✔stop |\codon release |\factor How |\do |\cells |\acquire |\homologous |\chromosome |\pairs |\that |\carry |\the |
alleles |\that |\are |\independently |\assorted? |- |\CORRECT |\ANSWERS |
✔✔Fusion |\of |\gametes
