A. The histone H3 variant Cse4 is incorporated in the centromeric nucleosome.

B. The CBF3 protein complex that binds to CDE-III is essential for centromeric function.

C. The proteins that bind CEN serve as an assembly platform for the kinetochore and provide the connection to microtubules.

Find true and false

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#Question id: 7041

#Unit 5. Developmental Biology

Maternal deficiencies of either the gurken or the torpedo gene cause:

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#Question id: 7042

#Unit 5. Developmental Biology

Potentiating the effect on phenotypic variation, when normal zebrafish of the same age, zebrafish embryos exposed to ____X____ the larvae develops with severe developmental anomalies, including reduction in the size of head, gill, and thoracic cartilages associated with cranial neural crest migration. What is X?

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#Question id: 7043

#Unit 5. Developmental Biology

During metamorphosis, the disappearance of larval organs is called:

TLS Online TPP Program

#Question id: 7044

#Unit 5. Developmental Biology

Which of the following develops from ectoderm?

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#Question id: 7045

#Unit 5. Developmental Biology

The peripheral ring of avian blastoderm cells that have not shed their deep cells, known as

TLS Online TPP Program

#Question id: 7046

#Unit 5. Developmental Biology

A group of undifferentiated progenitor cells that form in some organisms at the site of an amputation;