Which of the following is not true? 1. the atmosphere acts as an insulator, helping keep Earth warm 2. Too many greenhouse gases can result in an Earth that is too warm 3. The ozone layer keeps the sun's radiation from escaping into outer space

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