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Darina [25.2K]
3 years ago
6

The disease erythroblastosis fetalis develops in a fetus or a newborn infant with Rh-positive blood and an Rh-negative mother. S

ymptoms result when maternal anti-Rh antibodies cross the placenta and interact with the fetus' erythrocytes. Why are the children of Rh-positive mothers not at risk for this disease? Why are Rh-negative fetuses not at risk for this disease?
Biology
1 answer:
iragen [17]3 years ago
5 0
Disease has a cure fore everything haha i got nothing
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Answer:

25%

Explanation:

According to this question, a seek stored seeds of a rare and endangered plant. In order to ensure that the seeds remain fresh, 120 seeds are selected to be grown. However, out of these 120 seeds, only 90 germinated. This means that only 90 of 120 seeds are fertile.

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Adaptations in a population occur quickly and can be observed true. false.
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I think the answer TRUE
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