Answer:
Nuclear receptors (NRs) are a class of proteins responsible for sensing steroid and thyroid hormones and certain other molecules. There are 48 genes in the human genome that code for the NRs. The myriad molecular pathways modulated by NRs including but not limited to inflammation, lipid metabolism, apoptosis, extracellular matrix regulation, energy metabolism, and angiogenesis.
https://www.creative-biogene.com/Services/Drug-Discovery-Services/Nuclear-Receptor-Screening-Assays.html
Explanation:
Assuming that you're referring to forest ecosystem, the two ecological benefits of this ecosystem are :
- it provides habitats for many organisms
- It provide Oxygen supply for the world
Yes, it is a weak acid called the citric acid
