There Is a Group of Invertebrate Animals Called Rotifers, Among

question 42

Multiple Choice

There is a group of invertebrate animals called rotifers, among which a particular group of species reproduces, as far as is known, only asexually. These rotifers, however, have survived a long evolutionary history without evidence of having been overcome by excessive mutations. Since the rotifers develop from eggs, but asexually, what can you predict?

• A) The eggs and the zygotes are all haploid.
• B) The animals are all hermaphrodites.
• C) While asexual, both males and females are found in nature.
• D) All males can produce eggs.
• E) No fertile males can be found.

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