#Question id: 6967
#XL - T Zoology
Gastrulation in sea urchins, Drosophila, and Xenopus all begin with a change in cell shape, in which the apical surface of an epithelial sheet contracts. This process is called:
#Question id: 7006
#XL - T Zoology
A cluster of genes that comprises one part of the Hox gene clusters (the HOM-C complex) in Drosophila, known as:
#Question id: 7007
#XL - T Zoology
The change in the state of specification of imaginal disc of Drosophila to that of a different disc type is known as:
#Question id: 7286
#XL - R Botany
Which of the floral whorls is affected in apetala 3/pistillata (ap3/pi) mutants?
#Question id: 7288
#XL - R Botany
Following statements are regarding to the expression of genes in floral quartate model in Arabidopsis thaliana.
A. Sepals- AP1(heterodimer) + SEP(homodimer)
B. Petals-AP1(monomer)+PI(monomer)+AP3(monomer)+SEP(monomer)
C. Stamens- AP3(monomer)+PI(monomer)+AG(monomer)+SEP(monomer)
D. Carpels- AG(homodimer)+SEP(homodimer)
Which of the following genetic combinations are incorrect?
#Question id: 7289
#XL - R Botany
The following scheme shows the flowering status of a plant species and the photoperiodism. Which of the following conclusions is most appropriate?