________ organisms are genetically modified or engineered to carry one or more foreign genes
Fill in the blank(s) with correct word
Transgenic
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Obligate anaerobes can often use ________ electropositive redox couples than facultative anaerobes, and ________ metabolism is most common in this group as well
A) lower / assimilative B) lower / dissimilative C) higher / assimilative D) higher / dissimilative
In order for B cells to produce antibodies and cytotoxic T cells to attack infected host cells, they must first
A. be activated by interleukins, encounter an antigen, and then develop specificity toward it. B. recognize self markers, develop specificity for the markers, and then produce clones. C. encounter an antigen, develop specificity for that antigen, and then remember the antigen. D. undergo maturation, encounter their specific antigen target, and then become activated through cytokines.
In Drosophila, the sequential order of the function of segmentation genes is ________
A) pair-rule, transdeterminal, gap B) gap, segment-polarity, pair-rule C) gap, pair-rule, segment-polarity D) transdeterminal, gap, pair-rule E) segmentational, helical, spherical
All of the following belong to the Herpesviridae, except
A. Variola virus. B. Varicella-zoster virus. C. Cytomegalovirus. D. Epstein-Barr virus. E. Herpes simplex viruses.