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.

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

What is the approximate time of death of the body temperature is 29.4 degrees celsius