#Question id: 4964
#Unit 11. Evolution and Behavior
Which of the following statements provides the strongest evidence that prokaryotes evolved before eukaryotes?
#Question id: 9184
#Unit 9. Diversity of Life Forms
Which aquatic biome listed here is one of the most productive on Earth, and why?
#Question id: 84
#Unit 1. Molecules and their Interaction Relevant to Biology
Below is the Fischer projection of D-galactose. Which is the proper Haworth projection of β-D-galactopyranose?
#Question id: 55
#Unit 1. Molecules and their Interaction Relevant to Biology
The standard free energy change for the reaction A → B is −15.0 kJ · mol−1. What is the equilibrium constant for the reaction at 25°C?
#Question id: 10365
#Unit 6. System Physiology – Plant
Why the nitrogenase enzymes catalyzes the nitrogen fixation reaction only in microanaerobic or anaerobic conditions?