Microbial molecules detected by phagocytes are called
A. TLRs.
B. NODs.
C. PAMPs.
D. leukotrienes.
E. prostaglandins.
Answer: C
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Suppose a microbiologist wanted to identify the microbe responsible for a specific metabolic activity. To simultaneously assess metabolic activity and phylogenetic identity, the best technique would be ________.
A. optical tweezers with microelectodes B. microautoradiography with fluorescent in situ hybridization (MAR-FISH) C. isotope fractionation D. metatranscriptomics
Hydrogen bonds
1.occur between non-polar molecules or groups. 2.are as strong as covalent bonds. 3.occur between polar molecules or groups. 4.never occur in water.
Suppose a scientist wants to identify a gene in a particular plant species by transposon tagging, but he is initially stumped because he finds no active transposons
He hypothesizes, however, that he can introduce a transposon from another plant species. Why might this be possible?
You find yourself standing next to a beautiful rose bush. Which of the following do you and the rose have in common?
A) You both are multicellular. B) You both lack a membrane-bound nucleus. C) You are both prokaryotic. D) You and the rose have nothing in common.