Compare animals: earthworm clam grasshopper fish frog and research the anatomy of these body systems: digestive nervous respiratory cardiovascular excretory/osmoregulatory 1. Identify 2-3 similar anatomical structures that...

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Biology

Compare animals:
earthworm
clam
grasshopper
fish
frog
and research the anatomy of these body systems:
digestive
nervous
respiratory
cardiovascular
excretory/osmoregulatory
1. Identify 2-3 similar anatomical structures that appear in allthe animals for which there were posts. Why do you think thesestructures have remained similar even though these animals are fromdifferent phyla?
2. Which of these animals live on land and which live in thewater? Discuss which anatomical features are specifically adaptedto each environment.
3. Animals need to exchange molecules with the environment tosupport their metabolic rate and we see that they often optimizethis by increasing surface area. Where specifically do you see themaximization of surface area among these organisms?

Answer & Explanation Solved by verified expert

4.4 Ratings (831 Votes)

Earthworm frog clam Grasshopper fish Digestive system The Digestive system consists of the pharynx the esophagus the crop the intestine and the gizzard stomach frog has more well defined digestive sysytem than an earthworm it has the esophagus stomach duodenum liver pancreas gall bladder and the intestines consists of mouthesophagus a stomach and an intestine It has the mouth the esophagus the crop the gizzard gut the gastric ceca and the anuss It includes mouth teethesophagus stomach pancreatic tissues liver gall bladder intestine and anuss This are the commonly found components not all fishes do have all components Nervous The central nervous system consists of a bilobed brain sub pharyngeal ganglia circumpharyngeal connectives and a ventral nerve cord differentiated into 4 brain vesicles and See Answer

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