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

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

What best explains the inability for life to exist in earth early atmosphere

What makes a dominant allele different from a recessive allele