Describe the functions of the following components of gastric juice: Hydrochloric acid, Pepsinogen, Pepsin, Intrinsic factor. Why don't the components of gastric juice damage the wall of the stomach in the absence of a H. pylori infection

the role of the microscope world in creating new materials .

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?