The difference between a nucleotide and a nucleoside is the presence of which of the following?
A. a phosphate group
B. a pentose sugar
C. a hydroxyl group
D. a nitrogenous base
E. an amino group
A
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When comparing the genomes of a bacterial parasite versus a free-living, nonparasitic bacterium, one expects to find that _____
A) the proportion of G-C base pairs will be significantly higher in the parasite B) no homology between the free-living and parasitic bacteria C) there will be a higher proportion of genes of unknown function in the parasite D) the parasite will have acquired a smaller proportion of its genes through lateral gene transfer E) the parasite will have a smaller genome
A complex consisting of a single mRNA molecule with several ribosomes is called a ________.
A. polysome B. proteosome C. maxisome D. multisome
When the homologous chromosomes separate during meiosis I, each daughter nucleus receives
What will be an ideal response?
________ were first identified in cancer-causing viruses and can induce ________ in infected cells
A) Herpes viruses; lesions B) Oncogenes; transformation C) T antigens; lysis D) Glycoprotein spikes; syncytia formation E) Segmented genomes; reassortment