Stem cell research: Gene control


1-Why did the German scientist decide to study the fruit flies at the larval stage?

They do this in order to watch how the flies develop.

2-How does the mother fly activate the control genes?

She leaves on the eggs different chemical messages, that indicates where the head and the tail goes.

3-What is the role of control genes?

The control gene's role is to tell the cells of the body which organs and structures they should become, and when.

4-Which of the two species are closer to humans?

Actually, how the gene control works in both species is the same as in human beings. Although, the zebra fish because his body plans are closer to ours.