A mutation affects the function of the Hox genes in a developing Drosophila embryo. Which of the following is the MOST likely consequence?
Premature termination of embryonic development.
Failure of gastrulation.
Homeotic transformations, leading to segments developing with characteristics of other segments.
Lack of differentiation of germ layers.
Related Questions
Environment heterophylly is seen in
Cotton
Coriander
Larkspur
Buttercup
Intussusception is
Removal of old material from cell wall
Deposition of new material into cell wall during differentiation
Deposition of new material into cell wall during cell division
Another name of cell division
Which one is the example of dedifferentiation?
Procambium and vascular cambium
Cork cambium and interfasicular cambium
Cork cambium and vascular cambium
Procambium and cork cambium
The development of interfascicular cambium from mature parenchyma cells between vascular bundles exemplifies:
Redifferentiation
Differentiation
Dedifferentiation
Plasticity
The process by which cells loose their specialisation is called
Differentiation
Undifferentiation
Dedifferentiation
Premitotic division
Quantitative comparison between the growth of living system can be made in
Two ways
Three ways
One ways
Four ways
S-shaped or sigmoid growth curve have
I. lag phase
II. log phase
III. stationary phase
IV. diminishing growth phase
Select the correct option
All except IV
All except III
All except II
I, II, III and IV
I. Increased vacuolation
II. Cell enlargement
III. New cell wall deposition
Which of the above are the characteristics of phase of elongation?
Choose the correct option accordingly
I and II
II and III
I and III
I, II and III
Which one is the example of dedifferentiation?
Procambium and vascular cambium
Cork cambium and interfasicular cambium
Cork cambium and vascular cambium
Procambium and cork cambium
Heterophylly can be observed in
I. cotton
II. coriander
III. larkspur
Select the right option
I, II and III
I and II
II and III
I and III
