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Question: in a beetle species some individuals have large horns and...

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In a beetle species, some individuals have large horns and others do not. Which of the following is required for longer horns to evolve via natural selection in this population? Individuals with longer horns must____________________.

a. have a shorter generation time than short-horned individuals.
b. All of these are required for longer horns to evolve through natural selection.
c. have more offspring survive to breeding age than short-horned individuals.
d. have received more food during their larval period

The phylogenetic relationships among modern Eukaryotes suggest that the first Eukaryote was

a. heterotrophic
b. multicellular
c. terrestrial
d. photosynthetic
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