Which of these is an example of passive immunity? Group of answer choices

a person develops antibodies to fight off an ear infection

antibodies are passed from a pregnant woman to an infant through breast milk

a person develops antibodies against the measles vaccine

a person is vaccinated for hepatitis B

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? the wings are analogous structures that evolved differently and do not have a similar internal structure. the wings are homologous structures that evolved differently and do not have a similar internal structure. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. wings of bats are vestigial structures, but the wing structures of birds are not vestigial.

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

Explain how you will prioritize tasks in the medical office by immediate, essential, or optional. how will you re-prioritize when disruptions occur?