What is incorrect about pertussis? the source of infection is direct contact with inhaled droplets. a virulence factor of b. pertussis is toxins that destroy cilia cells is produced. the number of cases is steadily decreasing since 1976. the paroxysmal stage is characterized by persistent coughing. it can cause severe, life-threatening complications in babies?
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Biology, 22.06.2019 05:30
If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?
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Biology, 22.06.2019 09:00
Which heredity condition causes a buildup of mucus in lungs and pancreas? a. cystic fibrosis b. heart disease c. huntington's disease d. sickle cell anemia
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Biology, 22.06.2019 16:30
Urgent in guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?
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Biology, 22.06.2019 19:30
Which sets of mrna codons could genetically come for a protein with the following amino acid composition
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What is incorrect about pertussis? the source of infection is direct contact with inhaled droplets....
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