The following are various developmental phenomena relating to the concepts and principles in developmental biology. A. Concept of apoptosis B. Concept of prefomed guidelines C. Concept of programmed gene action

The following are various developmental phenomena relating to the concepts and principles in developmental biology.
A. Concept of apoptosis
B. Concept of prefomed guidelines
C. Concept of programmed gene action
D. Concept of capacity
E. Concept of fate
F. Concept of environmental influences
G. Concept of induction
H. Concept of progressively formed guidelines
I. Concept of Differentiation
J. Concept of guidelines
K. Concept of Gradient
L. Concept of differentiation

Question #1.
During the cleavage stage, the masked messenger RNA from the developing oocyte controls the cleavage patterns. During the blastula stage, specific genes are activated; hence there is appearance of new proteins. concept?

Question #2.
Catfish collected in the polluted waters of Pampanga River were found to have ruptured and vascularized brain. concept?

Question #3.
Stem cell technology is based on the principle that an undifferentiated cell is totipotent. concept?