Exam 2 Questions MCB3020 Bacusmo with Complete Questions and Answers
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MCB3020 Bacusmo
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MCB3020 Bacusmo
Exam 2 Questions MCB3020 Bacusmo with Complete Questions and AnswersExam 2 Questions MCB3020 Bacusmo with Complete Questions and AnswersExam 2 Questions MCB3020 Bacusmo with Complete Questions and AnswersExam 2 Questions MCB3020 Bacusmo with Complete Questions and AnswersGriffith's experiment demon...
exam 2 questions mcb3020 bacusmo with complete que
exam 2 questions mcb3020 bacusmo
griffiths experiment demonstrated transformation
which of the following is a region of dna at the e
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Exam 2 Questions MCB3020 Bacusmo with
Complete Questions and Answers
Griffith's experiment demonstrated transformation because a mouse injected with live R and heat-killed
S strains of Streptococcus pneumoniae resulted in death of the mouse and the isolation of live R as well
as live S cells. Hypothesize as to the type of cells that Griffith would have observed if transformation had
not occurred. - ANSWER - Griffith would have isolated only live R cells from the mouse host.
Which of the following is a region of DNA at the end of a linear chromosome? - ANSWER - Telomere
What best describes transcription? - ANSWER - DNA -> RNA
What best describes translation? - ANSWER - RNA -> Protein
Nucleotides are the building blocks of ______. - ANSWER - both DNA and RNA
A structural gene encodes the information for a specific protein. - ANSWER - True
Catenanes are interlocked chromosomes that form during the termination stage of DNA replication. -
ANSWER - True
When bound to the DNA, the repressor protein usually prevents attachment of the RNA polymerase to
the __________. - ANSWER - promoter
Bacterial chromosomes, unlike eukaryotic chromosomes, often consist of a single replicon. - ANSWER -
True
Which of the following is not present in DNA? - ANSWER - Alpha Carbon
, The amino acid sequence of a protein determines its shape and specific function. - ANSWER - True
The process by which the base sequence of all or a portion of a DNA molecule is used to direct the
synthesis of an RNA molecule is called - ANSWER - transcription.
________ molecules deliver amino acids to ribosomes during translation. - ANSWER - Transfer RNA
(tRNA)
The process by which the base sequence of an RNA molecule is used to direct the synthesis of a protein
is called - ANSWER - Translation
VIDEO: The Rho protein is involved in the _____ stage of transcription. - ANSWER - Termination
VIDEO: What statement is correct regarding sigma factor? - ANSWER - Recognizes the promoter region
VIDEO: Which of the following occurs first in transcription? - ANSWER - Formation of a holoenzyme
VIDEO: The RNA transcript being produced by the RNA polymerase is complementary to the template
strand of the DNA. - ANSWER - True
VIDEO: Unwinding of the DNA during transcription is the result of the activity of a helicase enzyme
downstream of the RNA polymerase. - ANSWER – False
Catenanes are interlocked chromosomes that form during the termination stage of DNA replication. -
ANSWER - True
When bound to the DNA, the repressor protein usually prevents attachment of the RNA polymerase to
the __________. - ANSWER - promoter
Bacterial chromosomes, unlike eukaryotic chromosomes, often consist of a single replicon. - ANSWER -
True
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