#Question id: 28244
#Unit 5. Developmental Biology
In male Drosophila, which of the following cell is undergo a committed progenitor cell that divides to become the precursors of the sperm?
#Question id: 5719
#Unit 8. Inheritance Biology
Homologous chromosomes pair in prophase I as a following way, if crossingover occur between P and Q gene of homologous chromosome?
Which of the following proceeding event due to this abnormality?
A. Dicentric chromosome become breaks at anaphase I
B. Resulting one of the gamete received chromosome with deleted segment
C. Recombinant gamete unable to produced viable progeny
D. Unable to separation of chromosome in anaphase II
#Question id: 10355
#Unit 6. System Physiology – Plant
The conversion of ammonium to amino acids requires two enzymes such as GS and GOGAT,
a) High levels of light and carbohydrate—conditions that stimulate plastid GS and Fd-GOGAT
b) Conditions of ample energy inhibit GS and GOGAT
c) The stimulation of GS and GOGAT, they favor nitrogen assimilation into glutamine and glutamate, compounds that are rich in carbon and participate in the synthesis of new plant materials
d) In energy-limited conditions inhibit GS and GOGAT
Which of the following statements about GS and GOGAT is correct?
#Question id: 12756
#Unit 10. Ecological Principles
Flycatcher birds that migrate from Africa to Europe feed their nestlings mostly with moth caterpillars. The data presented show the mean dates of egg laying, hatching, and fledging of flycatcher young, and the 1980 and 2000 peak mass of caterpillars.
The most likely cause for the shift in caterpillar peak mass is
#Question id: 5406
#General Aptitude
The average of nine numbers is x and the average of three of these is y. if the average of remaining is z, then: