What is homeostasis and what is an example of it?

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

What is it called when lava when it erupts from the surface through volcanoes.