#Question id: 115
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following is true of sphingolipids?
#Question id: 10845
#Unit 10. Ecological Principles
Pseudomyrmex ants live exclusively in the swollen thorns of acacia trees. In return for food and shelter provided by the trees, the ants aggressively defend the tree from leaf-eating insects. This interaction between ants and acacias represents an example of
#Question id: 13149
#Unit 8. Inheritance Biology
#Question id: 975
#Unit 1. Molecules and their Interaction Relevant to Biology
What is the source of the C-6 atom during de novo biosynthesis of purines?
#Question id: 4675
#Unit 3. Fundamental Processes
Which of the following repressor work as both activate as well as repress transcription ?