Which of the following does NOT pertain to the myoblast-determining gene 1?*a. It is a master gene.b. It is a silencing gene.c. It produces a transactivating protein.d. It activates its own gene. Gene silencing involves which type of histone modification?*a. acetylation of histone 4 b. dimethylation of histone 3c. trimethylation of histone 4d. trimethylation of histone 3 Given the required environment, the totipotency of the nucleus can allow which of the following?*a. a committed cell to undergo dedifferentiationb. a committed cell to undergo terminal differentiationc. a terminally differentiated cell to produce a complete organismd. a terminally differentiated cell to produce specific types of tissuesAn induced pluripotent cell is described by which of the following?*a. It is a committed cell that undergoes redifferentiation.b. It is a committed cell that undergoes dedifferentiation.c. It is a terminally differentiated cell that undergoes redifferentiaton.d. It is a terminally differentiated cell that undergoes dedifferentiation. 5. Which of the following statements about the VegT-nodal morphogen gradient is NOT correct?*a. Cells not exposed to nodal adopt an ectodermal fate.b. Cells exposed to high amounts of nodal become endodermal cells.c. Cells exposed to minimal amounts of nodal become marginal cells.d. Cells exposed to moderate amounts of nodal become mesodermal cells.

Name: Which of the following does NOT pertain to the myoblast-determining ge
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Description: Which of the following does NOT pertain to the myoblast-determining gene 1?*a. It is a master gene.b. It is a silencing gene.c. It produces a transactivating protein.d. It activates its own gene. Gene silencing involves which type of histone modifica

Developmental biology describes how interacting mechanisms generate an organism's various size,…

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Human Anatomy & Physiology (11th Edition)

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Author:Elaine N. Marieb, Katja N. Hoehn

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Chapter1: The Human Body: An Orientation

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Which of the following does NOT pertain to the myoblast-determining gene 1?*
a. It is a master gene.
b. It is a silencing gene.
c. It produces a transactivating protein.
d. It activates its own gene.
Gene silencing involves which type of histone modification?*

a. acetylation of histone 4

b. dimethylation of histone 3

c. trimethylation of histone 4

d. trimethylation of histone 3
Given the required environment, the totipotency of the nucleus can allow which of the following?*

a. a committed cell to undergo dedifferentiation

b. a committed cell to undergo terminal differentiation

c. a terminally differentiated cell to produce a complete organism

d. a terminally differentiated cell to produce specific types of tissues
An induced pluripotent cell is described by which of the following?*

a. It is a committed cell that undergoes redifferentiation.

b. It is a committed cell that undergoes dedifferentiation.

c. It is a terminally differentiated cell that undergoes redifferentiaton.

d. It is a terminally differentiated cell that undergoes dedifferentiation.

5. Which of the following statements about the VegT-nodal morphogen gradient is NOT correct?*

a. Cells not exposed to nodal adopt an ectodermal fate.

b. Cells exposed to high amounts of nodal become endodermal cells.

c. Cells exposed to minimal amounts of nodal become marginal cells.

d. Cells exposed to moderate amounts of nodal become mesodermal cells.

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