A student encounters an animal embryo at the eight-cell stage. The four smaller cells that comprise one hemisphere of the embryo seem to be rotated 45 degrees and lie in the grooves between larger, underlying cells (spiral cleavage). If we were to separate these eight cells and attempt to culture them individually, then what is most

likely to happen?

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#Question id: 4574

#SCPH05 I Biotechnology

Ichthyosaurs were aquatic dinosaurs. Fossils show us that they had dorsal fins and tails, as do fish, even though their closest relatives were terrestrial reptiles that had neither dorsal fins nor aquatic tails. The dorsal fins and tails of ichthyosaurs and fish are

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#Question id: 4748

#SCPH28 | Zoology

Eye color in Drosophila present on X chromosome, Red eye color is dominant over white eye color. There is non disjunction in Meiosis I in female and normal meiosis in male. Female is white eye color was cross with red eye male. What will be expected phenotype in their progeny?

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#Question id: 1629

#SCPH28 | Zoology

Clonal selection occurs when antigen is encountered by:

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#Question id: 9173

#SCPH28 | Zoology

Use the following figure to answer the question below

In the figure, which number would designate the arctic tundra biome?

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#Question id: 3018

#SCPH05 I Biotechnology

In the growth curve of a bacteria population, the bacteria are rapidly increasing in number in the