Positional Information – Embryology by John McLachlan, PhD

Name: Positional Information – Embryology
Uploaded: 2017-06-22
Duration: 5 min 17 s
Description: The lecture Positional Information – Embryology by John McLachlan, PhD is from the course Embryology: Early Stages with John McLachlan.

About the Lecture

The lecture Positional Information – Embryology by John McLachlan, PhD is from the course Embryology: Early Stages with John McLachlan.

Included Quiz Questions

A mutation in which of the following genes is associated with abnormal eye development?

Pax 6 gene
HFE gene
CFTR gene
PKD2 gene

Which of the following statements is correct?

Cells constantly respond to their positions and local signals to differentiate.
Trophoblasts that are in contact with the inner cell mass and those exposed to the blastocele differentiate similarly.
The Y chromosome is responsible for the differences in development of similar types of cells.
Cells of the same type differentiate identically, even if they have different positions.

Which of the following statements is correct?

Genes that control development have similar functions across multiple species.
The Pax 6 gene in the fly carries out different functions from its corresponding gene in humans.
Vertebrate animals have different development genes than invertebrates.
A mutation in the Pax 6 gene is involved in congenital heart defects.