Leishmaniasis is transmitted through the bite of a(n) ________.
A. Anopheles mosquito
B. sand fly
C. tsetse fly
D. hard-bodied tick
E. reduviid "kissing" bug
Answer: B
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In which pair of organisms would you predict the DNA sequences of the ?-globin gene family are the most similar?
A. dolphin and bumble bee B. catfish and crocodile C. snake and mouse D. frog and cheetah E. human and chimpanzee
Negative staining facilitates the visualization of bacterial capsules that are intensely stained by the procedure.
Answer the following statement true (T) or false (F)
How can the principles of industrial ecology be applied to a traditional brewery process?
A. The brewery wastewater can be used for swine production. B. Waste from swine production can be used to grow algae in fish ponds. C. Spent grain can be used for making bread or growing mushrooms. D. Waste from swine production can be used as a biogas alternative energy source. E. All of the above are correct.
Which statement defends the concept that the term "gene" is better defined as a nucleotide sequence that encodes for one or more functional products rather than encoding for one or more functional proteins?
A. Products of genes include ribonucleotides as well as proteins. B. Genes in bacteria are organized as operons that can lead to several protein products. C. Intron sequences in DNA do not encode proteins. D. The genetic code is redundant, therefore the same codon may be encoded by different DNA triplets.