#Question id: 5669
#Unit 5. Developmental Biology
What is the reproductive difference between sea urchins and mammals is?
#Question id: 26824
#Unit 10. Ecological Principles
#Question id: 6623
#General Aptitude
Given set : (18 , 8, 2)
#Question id: 7225
#Unit 5. Developmental Biology
The processes by which the three ectodermal regions are made physically and functionally distinct from one another is called neurulation. Following statements are regarding to the mechanism of neurulation.
A. The specification of the ectoderm is accomplished during gastrulation, primarily by regulating the levels of BMP experienced by the ectodermal cells.
B. High levels of BMP specify the cells to become neural plate.
C. Very low levels specify the cells to become epidermis.
D. Intermediate levels effect the formation of the neural crest cells.
Which of the following combination is correct?
#Question id: 3283
#Unit 11. Evolution and Behavior
if the forward ( p in to q) and reverse ( q in to p) mutation rates for alleles at a locus are 1×10−1 and 1×10−2 per generation, respectively and the allelic frequencies are p = 0.20 and q = 0.80. if you assuming random matting population. Which of the following observation correct?