Group of genes that are regulated together
Genes usually have related functions
E. coli <span>have cluster of 3 genes that must be turned on before it can use lactose as food</span>
Answer:
A. chromosomes
Explanation:
Chromosomes are structures found in the center (nucleus) of cells that carry long pieces of DNA. DNA is the material that contains genes and is the building block of the human body.
Chromosomes come in pairs. Normally, each cell in the human body has 23 pairs of chromosomes (46 chromosomes in all), of which half comes from the mother and half from the father.
The answer is that they treat bacterial infections.
Recent research has suggested that <span>monounsaturated fats may actually lower the levels of the most harmful kinds of cholesterol in the body.</span>