Which of the following is true of nudibranchs but not of flatworms? Nudibranchs possess a mixture of genes from both of their paren

Nudibranchs have half as much genetic material as their parents.

Nudibranchs are genetically identical to one another.

Nudibranchs are all the same color.

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Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.