50 points please help, will give brainliest Fill in the blanks in the following paragraph:
The lac operon genes are a series of 3 genes used to create enzymes to digest the sugar . When lactose is NOT present a protein is attached to the promotor site, preventing from binding to the promotor site, and transcribing the DNA. This protein is also needs factors, which are a group of proteins which regulate transcription of genes. When lactose IS present, the protein falls off and binds to the promotor, initiating transcription.

lactose, repressor, RNA polymerase (or mRNA might fit here), transcription, repressor, RNA polymerase

Explanation:

Hope this will help.

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.

answer; i believe that the correct answer to this statement is (exoticism); //

exoticism was a trend where musicians created music based on a far off foreign