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asambeis [7]
3 years ago
13

What has led scientists to believe that echinoderms are more closely related to humans and other vertebrates than to cnidarians?

Biology
1 answer:
hram777 [196]3 years ago
7 0
Research study show that sea urchins displayed similarity with humans like having an immune system and genetic material (DNA). Both belong to the deuterostomes. These animals are similar based on their early stage of development specifically during the embryos form.
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3 years ago
The density of gold is 19.3 g/cm3. What is the volume of a 13 g gold nugget? (Density: D = )
kari74 [83]
D= m/v
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by solving we get,
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