Células madre: origen de la especialización celular

Stem cells are unspecialized cells capable of dividing and transforming into specialized cells. In the early stages of human development, the embryo consists of stem cells that divide and differentiate to form various cell types and tissues, including blood and bones.

What is a key characteristic of unspecialized cells?

• They cannot change their form.

• They are found only in adults.

• They can transform into specialized cells.

• They can only divide once.

During the initial days of development, what is a human embryo primarily composed of?

• Blood cells

• Bone cells

• Stem cells

• Specialized cells

What is the role of stem cells in the early stages of human development?

• To create a protective shell

• To divide and form various tissues

• To provide energy

• To eliminate waste

What process do stem cells undergo to form different types of cells?

• Evaporation

• Differentiation

• Condensation

• Photosynthesis

Which of the following is NOT a type of tissue that stem cells can differentiate into?

• Muscle

• Metal

• Bones

• Blood