Question

The arms of humans and the flippers of dolphins have a similar bone structure. So, they’re _______ organs. The legs of a kangaroo and the legs of a jumping spider allow both organisms to jump. However, spiders are invertebrates, and kangaroos are vertebrates. This difference makes their legs ______ structures.

1)A. analogous B. homologous C. vestigial
2)A. analogous B. homologous C. vestigial

Answer 1

B and A

Step-by-step explanation:

Answer 2

1. B. homologous
2. A. analogous