Your neck muscles allow you to move your head
Answer:
Explanation:
Darwin's use of many different fields of study including geology, economics, and biology was incredibly important as it allowed him to make connections between them that ultimately led to ground breaking discovery. Such as animals that that migrated to different areas and were interconnected through their geological footprints that were left behind.
Answer:
2.They are specialized to do certain tasks
Explanation:
Since lice feed on human blood, severe and chronic infestation can lead to blood loss and iron-deficiency anemia. 5 In addition, an allergic reaction to louse feces or bites may trigger a rash in some individuals.