During a major ice age, sea levels a) rise because cold water expands. b) fall because ice freezes up out of the water. c) rise because larger icebergs displace more water. d) fall because water evaporates faster in the dry air.

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