#Question id: 338
#Unit 1. Molecules and their Interaction Relevant to Biology
What is the difference between covalent bonds and ionic bonds?
#Question id: 5232
#Unit 11. Evolution and Behavior
Using molecular clock, it was estimated that two species X and Y must have diverged from their common ancestor about 5 x 10^6 years ago. If the rate of divergence per base pair is estimated to be 0.06 per million years, what is the proportion of base pairs that differ between the two species now?
#Question id: 23252
#Unit 13. Methods in Biology
#Question id: 15751
#Unit 12. Applied Biology
#Question id: 9216
#Unit 9. Diversity of Life Forms
Which of the following criteria have to be met for a species to qualify as invasive?