Which is the best description of photophosphorylation? the absorption of light energy by chlorophyll
the conversion of light energy to chemical energy
the removal of a phosphate group from a molecule
the conversion of ADP to ATP using light energ

How are gene and protein sequences used to classify organisms?

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

The trp operon in e.coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.