science

posted by brianna

Which experimental approach would be the most effective and easiest to clearly determine the evolutionary relationship between these 2 organisms? The 2 organisms are a starfish and snake.
A. Sequence the same gene in both species to compare their similarity.
B. Dissect specimens of both species to look for homologous structures.
C. Search fossil databases to locate a common ancestor.
D. Evaluate cells from both species to determine whether they contain enzymes.

  1. Ms. Sue

    Answer I B

  2. Monica

    Its not B its A. I just took this test and I'm looking At the answers.
    (1 pt) Sequence the same gene in both species to compare their similarity.
    Incorrect Answer (0 pts) Dissect specimens of both species to look for homologous structures.
    Unselected answer (0 pts) Search fossil databases to locate a common ancestor.
    Unselected answer (0 pts) Evaluate cells from both species to determine whether they contain enzymes.

  3. Me

    yup its A

  4. Gabriel

    Ms:Sue is starting to get very questionable on her help because all of her work seems that she gets work wrong

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