#Question id: 9220
#Unit 9. Diversity of Life Forms
Which of the following factors could cause the largest increase in the effective population size of a species?
#Question id: 2298
#Unit 2. Cellular Organization
The endoplasmic reticulum and ribosomes are both involved in
#Question id: 23307
#General Aptitude
#Question id: 4999
#Unit 11. Evolution and Behavior
In the 5—7 million years that the hominid lineage has been diverging from its common ancestor with the great apes, dozens of hominid species have arisen, often with several species coexisting in time and space. As recently as 30,000 years ago, Homo sapiens coexisted with Homo neanderthalensis. Both species had large brains and advanced intellects. The fact that these traits were common to both species is most easily explained by which of the following?
#Question id: 9597
#Unit 6. System Physiology – Plant
The reaction centre bacteriochlorophyll from purple photosynthetic bacteria was similarly identified as-