#Question id: 7147
#Unit 5. Developmental Biology
How does lateral inhibition work to specify individual neurons in the neural epithelium of invertebrates and vertebrates?
#Question id: 7148
#Unit 5. Developmental Biology
What is the relationship between dorso-ventral patterning of the neural tube and patterning of the somites
#Question id: 7149
#Unit 5. Developmental Biology
What role, if any, do Hox genes play in specification of neuronal fate?
#Question id: 7150
#Unit 5. Developmental Biology
What is the role of semaphorins and Eph ligands in development of the nervous system?
#Question id: 7151
#Unit 5. Developmental Biology
In developmental biology, what is meant by the concept of
"growth"?
a) Growth occurs through increases in cell size.
b) Growth occurs through increases in cell number.
c) Growth can result from increases in the volume of extracellular
matrix between cells.
d) Cell death is an important determinant of overall growth.
Which of the following is correct?
#Question id: 7152
#Unit 5. Developmental Biology
The size of a cell is generally controlled by the amount of DNA in the nucleus: the more DNA, the larger the cell. What do experiments in which the amount of DNA is doubled (tetraploidy in salamanders) tell us about growth control?