Why does a vestigial pelvis show that the ancestors of the modern whale once had legs?

For a long time scientist figured that the bones are so small because They are vestigial, a shrunken evolutionary remnant From an ancestor that once walked on land. But now scientists Have discovered that the tiny bones they actually play a huge role in whale reproduction.

d

Explanation:

measures hydrogen ion concentration

The pH of a solution is a measure of the concentration of hydrogen ions in the solution. A solution with a high number of hydrogen ions is acidic and has a low pH value. A solution with a high number of hydroxide ions is basic and has a high pH value. The pH scale ranges from 0 to 14, with a pH of 7 being neutral.