In the following scenario, where could laboratory transmission occur? : A microbiology student was performing a lab exercise. While performing this exercise the student was wearing a lab coat, eye goggles, and gloves. As the exercise was progressing the student diligently recorded the data with a pen, still wearing gloves. At the end of the lab, the student removed her lab coat, goggles and gloves. She proceeded to wash her hands and place her pen into her backpack.
A) students clothes under the lab coat
B) lack of handwashing
C) students pen
D) students backpack
C) students pen
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A tRNA with the anticodon sequence 5? IUA 3? will not normally exist because
A) 5? UAA 3? is a stop codon. B) I is not a base present in tRNAs. C) it will recognize codons for different amino acids. D) 5? UAU 3? and 5? UAC 3? both specify tyrosine.
Which of the following transgenic techniques requires ES cells to be collected from the inner blastocyst?
A) Embryonic stem cell method B) Retrovirus-mediated method C) Pronuclear injection method D) Sperm-mediated transfer method E) Plasma cell membrane fusion method
Explain the idea of transgenic animals as "bioreactors."
What will be an ideal response?
Insects and humans are both categorized as animals. Describe how insects' respiratory system, circulatory system, and digestive system differ from humans.
What will be an ideal response?