During the isolation of somaclonal variants such as cell selection contain positive selection, describe by which method that the wild type cell are killed by selection agent while the variant cells remain alive?

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#Question id: 5078

#Unit 5. Developmental Biology

A human blastomere is:

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#Question id: 5080

#Unit 5. Developmental Biology

As cleavage continues during frog development, the size of the blastomeres:

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#Question id: 5081

#Unit 5. Developmental Biology

 The vegetal pole of a frog zygote differs from the animal pole in that ________.

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#Question id: 5083

#Unit 5. Developmental Biology

Which of the following correctly displays the sequence of developmental milestones?

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#Question id: 5084

#Unit 5. Developmental Biology

The first cavity formed during frog development is the ________.

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#Question id: 5085

#Unit 5. Developmental Biology

An embryo with meroblastic cleavage, extraembryonic membranes, and a primitive streak must be that of ________.