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
Richmond-Lang effect is concerned with
Promoting flowering by gibberellins
Apical dominance by auxin
Delay of senescence in leaves by cytokinin
Bolting in cabbages by ethylene
If a plant exhibits minimal changes in its physical characteristics despite significant changes in nutrient levels in the soil, it can be said to have low:
Plasticity
Adaptability
Resilience
Tolerance
Efficiency index in the exponential phase of geometrical growth is the ability of plants to produce
Cell wall
New enzyme
New plant material
Young ones through mitosis
Which of the following exhibits the least plasticity?
Glass
Copper
Steel
Gold
Which plant demonstrates minimal morphological changes in response to varying light intensities?
Sunflower
Cotton
Maize
Bean
Among the following, which plant shows the least phenotypic variation in response to water availability?
A desert cactus
A grassland wildflower
A submerged aquatic plant
A deciduous tree
Plasticity is less pronounced in which of these crop plants?
Rice
Wheat
Soybean
Maize
Richmond-Lang effect is concerned with
Delay in senescence
Breaking dormancy
Suppression of apical dominance
Cell elongation
