The process of organogenesis in vertebrate embryos is heavily influenced by epithelial-mesenchymal transitions (EMTs). Which of the following is NOT a characteristic feature of EMT during organogenesis?
Loss of cell adhesion molecules.
Increased cell motility.
Increased cell proliferation within the epithelium.
Degradation of the extracellular matrix.
Related Questions
Which hormone plays a crucial role in metamorphosis in amphibians?
Growth Hormone
Insulin
Glucagon
Thyroxine
Plants follow …A… pathways in response to environment or phases of life to form different kind of structures. This ability is called …B… Complete the given statement with the correct combination of options
A-same; B-elasticity
A-elasticity; B-same
A-different; B-plasticity
A-same; B-plasticity
Which of the following exhibits the least plasticity?
Glass
Copper
Steel
Gold
Environment heterophylly is seen in
Cotton
Coriander
Larkspur
Buttercup
The process of programmed cell death during development is called:
Necrosis
Mitosis
Meiosis
Apoptosis
During human embryonic development, the formation of the primitive streak marks a crucial step. Which of the following statements regarding the primitive streak is INCORRECT?
It marks the beginning of gastrulation.
It defines the embryo's axes.
It is the source of mesoderm and endoderm.
It persists throughout development.
A scientist is culturing leaf mesophyll cells. The cells lose their specialized features and form an unorganized mass. This is NOT an example of:
Dedifferentiation
Callus formation
Cellular totipotency
Differentiation
Which extraembryonic membrane in mammals is involved in the formation of the placenta?
Amnion
Yolk sac
Allantois
Chorion
Unlike the formation of vascular tissues from procambium, the development of interfascicular cambium from parenchyma cells represents:
Redifferentiation
Dedifferentiation
Differentiation
Cell maturation
Plasticity is less pronounced in which of these crop plants?
Rice
Wheat
Soybean
Maize
