Which alleged father has a dna fragment that matches the size of one of the child's dna fragments and is, therefore, likely the child's father? you must confirm that this dna fragment is not present in the mother's dna, because only then can you say definitively that this dna fragment came from her father.

Which represents a negative impact of technology

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.