5B Cellular Differentiation

What is the initial stage of a human being from which it starts developing?

• Zygote

• Morula

• Stem cell

• Blastocyst

What do stem cells in a blastocyst have the potential to become?

• Any type of body cell

• Only nerve cells

• Only muscle cells

• Only skin cells

Which factors play a crucial role in determining which genes are expressed in a cell?

• Lysosomes

• Transcription factors

• Ribosomes

• Mitochondria

What is a significant ethical issue associated with embryonic stem cell research?

• High cost of research

• Demise of the embryo

• Lack of research interest

• Difficulty in finding donors

What are induced pluripotent stem cells (iPS) capable of?

• Replacing all types of cells without any risk of rejection

• Only regenerating skin cells

• Differentiating into tissues or organs needed by the person

• Transforming into a limited number of cell types

Specialized cells perform ________ functions.

Your body began as a single __________ egg.

Cell differentiation is the process by which a cell becomes __________ for a specific structure of function.

While almost every cell in your body has a full set of FNA, each type of cell expresses only the ________ _____ it needs to carry out its function.

A cells location within the embryo helps determine how it will _____________.