Question 1 (2 points) The notochord Question 1 options: becomes the brain. forms the nerve cord in an adult. is for muscle attachment. becomes the digestive system. develops from the pharyngeal gill slits. Question 2 (2 points) A(n) ________ protects the internal organs of ray-finned fishes. Question 2 options: internal cartilage skeleton exoskeleton made of cartilage exoskeleton made of chitin internal bony skeleton notochord
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It is not directly involved in the formation of the brain, nerve cord, digestive system, or pharyngeal gill slits. However, it does serve as a site for muscle attachment. So, the correct answer is "is for muscle attachment." Question 2: Ray-finned fishes, like Show more…
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