B. 2.883 million kilometer
<span>a. They have homologous structures because they have a common ancestor.
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U just check a few of them and pretty much close the app then they should be cleared :)
The zygosporangium of Rhizopus stolonifer function to
ensure the survival of the species by remaning dormat during unsuitable
conditions. I am hoping that this
answer has satisfied your query and it will be able to help you in your
endeavor, and if you would like, feel free to ask another question.