#Question id: 10715
#SCPH06 I Botany
Following table shows the presence (+) or absence (-) of five species in three communities (A, B, C):
Based on the above, which of the following is the correct order of diversity strength communities?
#Question id: 19147
#SCPH01 Biochemistry
#Question id: 15701
#I Life Science/ Life Sciences Group – I-V
#Question id: 1543
#SCPH05 I Biotechnology
Effector cytokines of TH 1 cells?
#Question id: 4742
#SCPH01 Biochemistry
In birds, sex is determined by a ZW chromosome scheme. Males are ZZ and females are ZW. A recessive lethal allele that causes death of the embryo is sometimes present on the Z chromosome in pigeons. What would be the sex ratio in the offspring of a cross between a male that is heterozygous for the lethal allele and a normal female?