Answer:
B. Microscope
This is because like a telescope is used by an astronomer, a biologist uses a microscope.
Answer:
skin, tears and mucus are part of the first line of defence in fighting infection. They help to protect us against invading pathogens. You have beneficial bacteria growing on your skin, in your bowel and other places in the body (such as the mouth and the gut) that stop other harmful bacteria from taking over.
Explanation:
Sunni Islam and Shia Islam are the two major denominations of Islam. They chose sides .... While Shias and Sunnis differ on the nature of the Mahdi, many members of both groups believe that the Mahdi will .... However many of these Shias come from Sayyid families with origins in tribes from Iraq, Lebanon and Bahrain