MCQOPTIONS
Saved Bookmarks
| 1. |
Which of the following pairs are analogous structures ? |
| A. | the wing of a bird and a butterfly wing |
| B. | the front flipper of a porpoise and a human arm |
| C. | the wing of a bird and a bat wing |
| D. | the front leg of a horse and a human arm |
| Answer» B. the front flipper of a porpoise and a human arm | |