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Basic Concepts of Developmental Biology

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Questions and Answers

What is the process that gives rise to tissues, organs, and anatomy?

Differentiation

Morphogenesis (correct)

Fertilization

Epigenesis

Which of the following processes involves the generation of shapes and structure?

Growth

Pattern formation (correct)

Cell division

Differentiation

What is cell potency?

The number of different cell types in the embryo

The rate of cell division

The size of a cell

A cell's ability to differentiate into other cell types (correct)

In developmental biology, what is the process by which multicellular organisms arise from a single cell?

Embryogenesis (B) Signup and view all the answers

What contributes not only to the size but also to the shape and pattern of the developing organism?

Cell division (A) Signup and view all the answers

What is the main difference between totipotency and pluripotency?

Totipotent cells can form both the placenta and the embryo, while pluripotent cells cannot. (B) Signup and view all the answers

What is oligopotency?

The ability of progenitor cells to differentiate into a few cell types. (B) Signup and view all the answers

Which stem cell type has the potential to form every cell of the embryo proper?

Totipotent stem cell (B) Signup and view all the answers

What is positional information in stem cell development?

Protein signals that determine a stem cell's fate based on its environment. (D) Signup and view all the answers

What is the main characteristic that distinguishes unipotent stem cells from other types?

Unipotent stem cells can differentiate into only one specific cell type. (D) Signup and view all the answers