Q. __________ is the method of maintaining a whole embryo or organ excised from the host organism in an artificial medium.

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Q. The cell isolation step is the last step in cell culture.

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Q. The culturing of undifferentiated plant cells and calli requires more of auxin and less of cytokinin.

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Q. Virus cultures require the cell cultures of different living cells, of mammalian, plant or microbial origin as hosts and support for the growth and ____________ of the virus.

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Q. Vaccines for measles, rubella, etc., are currently made in cell cultures.

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Q. __________ are a replacement for extracellular matrix in artificial cell culture mediums.

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Q. Cell culture technique in 2 dimensions was first discovered by ___________

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Q. The _____________ tooth enamel and epidermis are formed by differentiation of ectoderm.

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Q. In vertebrates, the ectoderm has five parts.

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Q. _____________ discovered the three germ layers.

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Q. During the later stages of pregnancy, the ectoderm can be observed first in amphibians and fish.

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Q. The process of ___________ within the ectoderm results in the formation of the neural tube, neural crest, and epidermis.

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Q. Epidermal cells give rise to the central nervous system.

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Q. Epithelium and Mesenchyme are the origins for all the organs rising from the ectoderm.

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Q. ______________ develop from ectoderm derived from the mesenchyme.

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Q. A condition in which tissue groups derived from the ectoderm undergo abnormal development is termed as Ectodermal Dysplasia.

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Q. _____________ is a type of surface ectoderm.

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Q. Which of the following cell types are derived from the mesoderm?

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Q. Mesoderm forms muscles through _____________

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Q. Mesoderm has the ability to induce the formation of the neural plate.

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