#Question id: 9601
#Unit 9. Diversity of Life Forms
The relative lengths of the frog and mouse branches in the phylogenetic tree indicate that
#Question id: 10234
#Unit 10. Ecological Principles
You observed the two species of barnacles, species 1 and species 2, occupy upper and lower strata of intertidal rocks, respectively. Only when species 1 was removed by you from the upper strata, species 2 could occupy both the upper and lower strata. From the choice given below what would be your inference from these observations.
#Question id: 9163
#Unit 9. Diversity of Life Forms
Use the following figures to answer the question below
Based on the data in the figures, which of the following statements are correct?
I) Area 1 would be considered a desert because of its high average temperature.
II) Area 1 has more average precipitation than Area 2.
III) Area 2 would be considered a desert because of its low average precipitation.
IV) Area 2 has a larger annual temperature variation.
#Question id: 9159
#Unit 9. Diversity of Life Forms
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: 11620
#Unit 8. Inheritance Biology
The expression of some genes is significantly affected by their parental origin, , the differential expression of genetic material depending on whether it is inherited from the male or female parent, is called