tail-like appendage found on some bacteria and sperm cells- ________________ 2.Donating or accepting of electrons between two atoms results in the...

1.tail-like appendage found on some bacteria and sperm cells- ________________

2.Donating or accepting of electrons between two atoms results in the formation of a

_______________ bond.

3.Arrange based on lowest to highest in life's hierarchy: Excretory system - Cat - proteins - nitrogen - kidney - golgi bodies - kidney tissue - kidney cells

4.biolIf a solution has a pH 4, what will be the pH of an unknown solution having 1000 times more H+

ions? Is the unknown solution more acidic or more basic than my solution?