3 years ago

Cnidarians have two main body types. which of these pairs of words describes the two common body types of cnidarians?

1 answer:

5 0

The best and most correct answer among the choices provided by the question is the third choice "jellyfish and corals"

<span>Cnidaria is a phylum containing over 10,000 species of animals found exclusively in aquatic environments: they are predominantly marine species. Their distinguishing feature is cnidocytes, specialized cells that they use mainly for capturing prey.</span>

I hope my answer has come to your help. God bless and have a nice day ahead!

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7 0

3 years ago

Assume that life on Earth began 3.5 billion years ago. To the nearest percent, how much of this time have anthropoids been livin

Crazy boy [7]

Answer:

Anthropoids lived for approximately 0.86% of the total time.

Explanation:

Anthropoids are the higher developed organisms that includes apes and ape mans.

The age of earth is 3500 million and anthropoids lived for about 30 million years.
By the simple calculations we can find out the data in percent which gives us the result nearest to 0.86%.
That means 0.86% of 3.5 billion year is equivalent to 30 million years (time that was lived by anthropoids).