Number 1 ,3 and 4 are the answers
good luck
Answer:
The blue pigment production is linked to quorum sensing.
Nitrogen fixation is a process in which nitrogen (N2) in the Earth's atmosphere is converted into ammonia (NH3). Atmospheric nitrogen or molecular dinitrogen (N2) is relatively inert: it does not easily react with other chemicals to form new compounds.
Answer:
Feeling sick. People with advanced cancer often have problems with feeling sick (nausea) or being sick (vomiting). These can be caused by treatment with chemotherapy or radiation therapy, cancer growth, blockage of the bowel or the location of the cancer.
Explanation: