#Question id: 6966
#XL - T Zoology
During gastrulation in the frog, the very first cells to move into the interior of the embryo through the blastopore come from the surface layer of cells in the marginal zone; they will become:
#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?