Btec 6303 exam 2 Study guides, Class notes & Summaries

BTEC 6303 Exam 2 2023 with 100% correct answers

What is not true of bacterial exotoxins? A) Exotoxins are produced only by Gram-negative bacteria B) Most exotoxins are heat sensitive C) Exotoxins can be inactivated using formalin to make vaccines D) Exotoxins targets host cells that have specific receptors on the cell surface E) Different exotoxins have different targets in human cells F) Many exotoxins have enzymatic activities - correct answerA) Exotoxins are produced only by Gram-negative bacteria "What is a pathogenic bacterial ...

BTEC 6303 Exam 2 2023 with 100% correct answers

BTEC 6303 Exam 2 with Complete Questions and Answers Which types of mutation are generated by site-specific recombination systems? Insertions Inversions Translocations Excisions Transitions - CORRECT ANSWER Insertions Inversions Translocations Excisions What is not true of RecBCD-mediated recombination? -The RecBCD system is dispensable in bacteria -RecB has both 3' to 5' and 5' to 3' exonuclease activity -RecBCD binds to the ends of double stranded DNA breaks -Recognition of...

BTEC 6303 Exam 1 with 100% Verified Solutions What is the main difference between modern and classical biotechnology? - CORRECT ANSWER in modern biotechnology, DNA transfer is possible even between unrelated organisms Yeast is one example of a eukaryotic microbe that is extensively used in many industries. What is a characteristic of yeast but not bacteria? - CORRECT ANSWER 7'-methylguanosine cap is added to the 5' end of mRNA What is true of Gram negative bacteria? - CORRECT ANSWER...