Biology, 14.08.2020 06:01 alizehmero
The major virulence factor produced by C. diphtheriae is diphtheria toxin. The production of diphtheria toxin during infection is controlled by a repressor, DtxR. The activity of DtxR is regulated by iron, which acts as a corepressor. During an infection, the levels of iron available in the tissues for use by C. diphtheriae are low. What effect will the decreased iron availability have on the production of diphtheria toxin
Answers: 3
Biology, 21.06.2019 13:30, cjacobs77311
Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.
Answers: 3
Biology, 21.06.2019 16:50, brenton14
Which statement describes the reaction for cellular respiration? the equation is carbon dioxide + water → glucose + oxygen + water and energy is required in the form of light the equation is glucose + oxygen → carbon dioxide + water and energy is produced in the form of atp. the equation is carbon dioxide + water → glucose + oxygen + water and energy is produced in the form of atp. the equation is glucose + exygen carbon dioxide + water and energy is required in the form of light.
Answers: 1
Biology, 21.06.2019 23:00, UaRemomGAY
Which image shows labeled organelles that are present only in plant cells?
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Biology, 22.06.2019 04:40, testedagent2823
The cluster of developing cells from conception until birth is called an
Answers: 1
The major virulence factor produced by C. diphtheriae is diphtheria toxin. The production of diphthe...
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