Ask Question
22 July, 08:14

Although having evolved independently, the tracheal tubes of mammals and insects are both supported by rigid tissues. the trachea of a mammal is supported by cartilage, and the tracheae of an insect are supported by chitin. what selective pressure most likely led to the convergent evolution of these respiratory structures?

+1
Answers (1)
  1. 22 July, 11:41
    0
    The answer is B. Which is "When the air is in the respiratory medium, there is a greater risk that the tracheal tubes will collapse. The cartilage in the respiratory system gives support to the tubes against negative or positive pressure, during respiration, hence keep it open.
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Although having evolved independently, the tracheal tubes of mammals and insects are both supported by rigid tissues. the trachea of a ...” in 📙 Biology if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers