Identify each of the following elements as a transition metal, noble gas, alkali metal, alkaline earth metal, or halogen. 1. Calcium -
2. Cesium -
3. Fluorine -
4. Chromium -
5. Oxygen -
6. Xenon -
7. lithium -
8. Neon -

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees

18. which statement about cancer is true?