#Question id: 4519
#Unit 3. Fundamental Processes
Some steroid hormone receptors function in the nucleus as transcription activators, stimulating the transcription of certain genes when a particular steroid hormone signal is present. When the hormone is absent, the receptor proteins revert to a repressor conformation, preventing the formation of PICs. It is an example of;
#Question id: 9182
#Unit 9. Diversity of Life Forms
Imagine that a deep temperate zone lake did not turn over during the spring and fall seasons. Based on the physical and biological properties of limnetic ecosystems, what would be the difference from normal seasonal turnover?
#Question id: 15118
#Unit 8. Inheritance Biology
#Question id: 28341
#Unit 5. Developmental Biology
#Question id: 15152
#Unit 8. Inheritance Biology