Answer: Typhoid fever is a life-threatening infection caused by the bacterium Salmonella Typhi. It is usually spread through contaminated food or water. Symptoms include prolonged fever, fatigue, headache, nausea, abdominal pain, and constipation or diarrhoea.
Explanation:
Egg cells, sperm cells, zygote which turns into embryo that then turns into a fetus
Most DNA is found in the cell nucleus
Drive less, accelerate slowly, drive until your tank is empty, avoid excessive idling, eliminate wind resistance.