Researchers have discovered that the ear bones of mammals are homologous to some bones in fish jaws. which claim is best supported by this fact? a. selection pressures have acted over time on mammals but not fish. b. fish do not require a sense of sound. c. fish and mammals have a distant common ancestor. d. selection pressures have promoted similar evolution in fish and mammals.

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel

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

Jane has a sprained ankle, and her doctor gave her a prescription that states: “ibuprofen caps 200 mg tid po.” what does this prescription say, in spelled-out form?