explain how the earthworm uses its hydrostatic skeleton to crawl? answer in brief(3 marks)
Answers
Answered by
5
Answer:
Different mechanisms of crawling with a hydrostatic skeleton include peristalsis (i.e., many worms), in which circular and longitudinal muscles contract alternately to extend the body then to pull the posterior forward, and undulation (i.e., nematodes, nereidid polychaetes), in which longitudinal muscles on opposite
Answered by
1
Answer:
.....................hbhhhjngbnkiknfrghki
Similar questions