The viceroy butterfly (limenitis archippus) resembles the queen butterfly (danaus gilippus), a species toxic to birds because of alkaloids it stores during larval development from the milkweeds it feeds upon. The viceroy butterfly is an example of what kind of defense against predation?

#Question id: 4730

#Section 2: Evolution

Cross is made between a pure breeding plant having red coloured male flowers with a pure breeding plant having white colored female flowers. All of these offspring are white colored flower. Upon selfing of these F1 red flower plant produced both red and white flower. Which of the following is conclusion of these cross?

#Question id: 3283

#Section 2: Evolution

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?

#Question id: 3284

#Section 2: Evolution

The fitness of three genotype are A1A1 < A1A2 = A2A2) Which of the following observation correct?

#Question id: 3285

#Section 2: Evolution

Natural selection continually operates on each species to keep up with improvements made by competing species; each species’ environment deteriorates as its competitors evolve new adaptations. This is known as

#Question id: 3286

#Section 2: Evolution

 In a human population, the gene frequencies of the alleles for the ABO system are as follows:

A = 29%                         B = 7%                                    0=64%

Assuming complete random mating and Hardy-Weinberg equilibrium,

What are the blood type A frequencies in this population?

#Question id: 3287

#Section 2: Evolution

Which statement is not an assumption of the Hardy–Weinberg law?

a. The allelic frequencies (p and q) are equal.

b. The population is randomly mating.

c. The population is large.

d. Locus is di-allelic