#Question id: 5017
#Unit 11. Evolution and Behavior
Arrange these events from earliest to most recent.
1. emission of lava in what is now Siberia at time of Permian extinctions
2. emission of lava that solidified at the same time as iron-bearing terrestrial rocks began to rust
3. emission of lava that solidified at the same time as rusted iron precipitated from seawater
4. emission of lava in what is now India at time of Cretaceous extinctions
#Question id: 2268
#Unit 2. Cellular Organization
Within chloroplasts, light is captured by
#Question id: 10414
#Unit 6. System Physiology – Plant
#Question id: 5357
#Unit 8. Inheritance Biology
This pedigree shows the inheritance of a recessive trait in humans. Individuals that have the trait are homozygous for a recessive allele a. If H and I, who happen to be first cousins, marry and have a child, what is the chance that this child will have the recessive trait?
#Question id: 8694
#Unit 9. Diversity of Life Forms
Which of the following is (are) problematic when the goal is to construct phylogenies that accurately reflect evolutionary history?