Out of the following what usually supports the fastest growth rate and is therefore considered the preferred nitrogen source for E. coli

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#Question id: 7305

#Unit 5. Developmental Biology

In plants, a growing mass of unorganized and undifferentiated cells that cover a wound; these cells can be induced to form a plant meristem and develop into shoots and/or roots called as

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#Question id: 10370

#Unit 6. System Physiology – Plant

Rhizobial genes that participate in nodule formation are called nodulation (nod) genes. Only one of the nod genes, the regulatory and constitutively expressed and regulates the transcription of the other nod genes;

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#Question id: 2939

#Unit 2. Cellular Organization

Failure of which cell-cycle checkpoint is most likely to result in non-dysjunction?

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#Question id: 16776

#Unit 13. Methods in Biology

If the Mean and Mode are 25, then find the Median.

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#Question id: 12806

#Unit 10. Ecological Principles

Which  of  the  following  areas  of  study  focuses  on  the  exchange  of  energy,  organisms,  and  materials  between ecosystems?