Drosophila body plan

Question 1

What type of gene is Bicoid

Answer 1

Maternal gene
DNA binding TF
Maternally loaded into the anterior of the developing oocyte.

Question 2

What is bicoid required for/ what is the mutant

Answer 2

bicoid mutants produce embryos that have no proper head or thorax.

Question 3

What is the result of injection of wild type bicoid into anterior cytoplasm of a mutant embryo

Answer 3

Partial rescue of anterior structures

Question 4

What is the result of wild type bicoid being placed into the centre of a mutant give rise to

Answer 4

Ectopic head structures and mirror image thoracic segments

Question 5

Is bicoid necessary or sufficient for formation of head structures

Answer 5

Both