BIO 205 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (2024/2025) (VERIFIED ANSWERS)
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Course
BIO 205
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BIO 205
BIO 205 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (2024/2025) (VERIFIED ANSWERS)BIO 205 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (2024/2025) (VERIFIED ANSWERS)BIO 205 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (2024/2025) (VERIFIED ANSWERS)BIO 205 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (2024/2025) (...
BIO 205 FINAL EXAM QUESTIONS AND
ANSWERS UPDATED (2024/2025)
(VERIFIED ANSWERS)
If you put a gene in a virus, the next step in genetic engineering would be -
ANS ✓Transduction
You have a small gene that you want replicated by PCR. You add
radioactively labelled nucleotides to PCR thermal cycler. After three
replication cycles, what percentage of the DNA single-strands are
radioactively labelled? - ANS ✓87.5%
Pieces of human DNA stored in yeast cells - ANS ✓library
A population of cells carrying a desired plasmid - ANS ✓clone
Self-replicating DNA for transmitting a gene from one organism to another -
ANS ✓vector
A gene that hybridizes with mRNA - ANS ✓antisense
Bergey's manual of systematic bacteriology differs from Bergey's manual of
determinative bacteriology in that - ANS ✓Bergey's manual of systemic
bacteriology groups bacteria according to phylogenetic relationships
Bacillus and lactobacillus are not in the same order. This indicates that
which one of the following in not sufficient to assign an order to a taxon? -
ANS ✓Morphological characteristics
BIO 205
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Which of the following is used to classify organisms into the Kingdom of
Fungi? - ANS ✓Absorptive; possess cell wall; eukaryotic
Which of the following is not true about scientific nomenclature? - ANS
✓Names vary with geographical location
Scientific nomenclature - ANS ✓each name is specific; the names are
standardized; each name consists of genus and specific epithet; first designed by
Linnaeus
You could identify an unknown bacterium by all of the following except -
ANS ✓Percentage of guanine and cytosine
Ways to identify bacterium - ANS ✓Hybridizing a DNA probe from a known
bacterium with the unknown's DNA; making a fatty acid profile of the unknown;
specific antiserum agglutinating the unknown; ribosomal RNA sequencing
The wall less mycoplasmas are considered to be gram-positive bacteria.
Which of the following would provide the most compelling evidence of this?
- ANS ✓They share common rRNA sequences
Into which group would you place a multicellular organism that has a
mouth and lives inside the human liver? - ANS ✓Animalia
Into which group would you place a photosynthetic organism that lacks a
nucleus and has a thin peptidoglycan wall surrounded by an outer
membrane? - ANS ✓Proteobacteria (gram-negative bacteria)
Which are found in all three domains? - ANS ✓70S ribosome, plasma
membrane
Which are found only in prokaryotes? - ANS ✓fimbria, peptidoglycan
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If you gram-stained the bacteria that live in the human intestine, you would
expect to find mostly - ANS ✓gram-negative, nitrogen-fixing bacteria
Which of the following does not belong with the others? - ANS
✓Lactobacillus’s
Which are related? - ANS ✓Enterobacterial, legionellae’s, Pasteurella, Vibrion
ales
Pathogenic bacteria can be - ANS ✓Motile, rods, cocci, anaerobic
Which of the following is an intracellular parasite? - ANS ✓Rickettsia
Which of the following terms is the most specific? - ANS ✓Bacillus
Which one of the following does not belong with the others? - ANS
✓Staphylococcus
Which ones are related? (referring to #40) - ANS ✓Enterococcus,
lactobacillus, streptococcus
Which one of the following pairs is mismatched? - ANS ✓Spirochete-
helicobacter
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