Although absolute distinctions between the ʺmost evolvedʺ protobiont and the first living cell are unclear, biologists generally agree that one major difference is that the typical protobiont could not

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#Question id: 8901

#9. Diversity of Life Forms

The origin of the craniates occurred at roughly the same time as the

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#Question id: 5735

#8. Inheritance Biology

Aneuploids may arise through nondisjunction, the failure of homologous chromosomes or sister chromatids to separate in meiosis. Following some statement are correct.

A)  Meiosis I non-disjunction leads to produce all gamete become aneuploidy

B) Meiosis II non-disjunction leads to produce half of gametes n+1 other half normal haploid

C) Meiosis I non-disjunction leads to produce half of gametes n+1 other half n-1

D) Either meiosis I or meiosis II non-disjunction leads to produce all aneuploidy gamete

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#Question id: 4803

#8. Inheritance Biology

Linked genes:

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#Question id: 11971

#7. System Physiology – Animal

Over-the-counter medications for acid reflux or heartburn block the production of stomach acid. Which of the following cells are directly affected by this medication?

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#Question id: 9226

#9. Diversity of Life Forms

The main purpose of movement corridors is to ________.