Neurons 4591 and 4592 were just like all the other millions of neurons in the brain's center that are created during the first weeks of pregnancy. But in time Neuron 4591 became part of the brain that controls logic, while Neuron 4592 was in an area of the brain that manages emotion. Which process does this describe?
a. specialization
b. differentiation
c. migration
d. proliferation
Answer: c. migration
You might also like to view...
Which type of cell-surface receptor undergoes changes in phosphorylation in response to binding of its ligand?
A. G protein-coupled receptor B. receptor kinase C. ligand-gated ion channel D. both the G protein-coupled receptor and the receptor kinase
Comparatively greater energy is released when
A. carbon dioxide is the final electron acceptor. B. hydrogen is the final electron acceptor. C. nitrate is the final electron acceptor. D. oxygen is the final electron acceptor.
Protostomes develop through
A. polar cleavage. B. protocleavage. C. spiral cleavage. D. radial cleavage. E. axial cleavage.
Which one of the following is considered to be an important plant hormone that helps plants cope with environmental stresses?
A. abscisic acid B. auxins C. ethylene D. cytokinins E. prostaglandins