#Question id: 2942
#Unit 2. Cellular Organization
During mitosis, the breakdown of the nuclear envelope depends on the:
#Question id: 3281
#Unit 11. Evolution and Behavior
One population X has 750 AA, 0 Aa, and 250 aa; the other Y has 500 AA, 500 Aa, and 0 aa. After one generation of random mating, the genotype frequencies X and Y respectively if the population size remains 1,000.
#Question id: 11410
#Unit 10. Ecological Principles
Biodiversity hot spots, those areas with the greatest number of endemic species. Which of the following criteria to qualify as a hot spot region?
A. It must contain at least 1,500 species of vascular plants as endemics
B. It must have lost at least 70% of its original habitat
C. It must contain at least 500 species of bird species
D- It must contain high numbers of species
#Question id: 5428
#Unit 8. Inheritance Biology
If trait are governed by polygenic. If plant genotype AABB ( 8 cm height ) were cross with aabb ( 2 cm height ) produced F1 and allowed to selfing . which of the following phenotypic height are not observe in F2 plant if all gamete participate in fertilization ?
#Question id: 4967
#Unit 11. Evolution and Behavior
Recent evidence indicates that the first major diversification of multicellular eukaryotes may have coincided in time with the