When lactose is not present, what happens to E. coli is that the genes that produce the enzymes needed to break down lactose are not expressed. The correct answer is B.
The right answer is glutamate
Glutamate is a major excitatory neurotransmitter associated with learning and memory.
It is also associated with Alzheimer's disease whose first symptoms are felt in memory.
Most people unknowingly consume monosodium glutamate (MSG), a commonly used food additive.
An experiment was done on healthy patients, giving them 12 grams of glutamate. It was found that the experience led to headaches, nausea or jaw pain in 50-60% of cases.
It was also measured the level of glutamate contained in the muscles of patients with jaw problems. The tests concluded that the most painful muscles were those containing the highest levels of glutamate.
According to him, one of the keys to chronic pain could lie in the development of drugs that reduce the rate of glutamate.
Answer
D
Glycolysis is the process, which occurs in cytoplasm of cell. This is the process which involves the breakdown of glucose to pyruvate. Citric acid cycle and beta oxidation of fatty acids occurs in the mitochondrial matrix, electron transport chain and oxidative phosphorylation occurs in the oxysomes. So, it is NOT a.
It has to be 2 and 3, which is D.
Explanation:
When stress becomes long-term and is not properly addressed, it can lead to a number of more serious health conditions, including depression. It's high blood pressure.
Mycology is the study of fungi.
