#Question id: 9159
#Section 2: Evolution
Which of the following investigations would shed the most light on the future distribution of organisms in temperate regions that are faced with climate change?
#Question id: 9258
#Section 2: Evolution
Which of the following is characteristic of most terrestrial biomes?
#Question id: 4651
#Section 2: Evolution
Some members of a photosynthetic plant species are genetically resistant to an herbicide, while other members of the same species are not resistant to the herbicide. Which combination of events should cause the most effective replacement of the non-herbicide-resistant strain of plants by the resistant strain?
1. The presence of the herbicide in the environment
2. The absence of the herbicide from the environment
3. The maintenance of the proper conditions for one generation
4. The maintenance of the proper conditions for many generations
#Question id: 3371
#Section 2: Evolution
If a given gene in a randomly mating population has three alleles a, b and c in the ratio of 0.6, 0.3 and 0.1 respectively, what is the expected frequency of all heterozygote?
#Question id: 11251
#Section 1: Ecology
The highest grade of sociality in the animal world is called: