Gap Fill - Chicken and Egg - Level 6

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   coast      evolution      existence      fascinating      fertilization      first      insights      recently      time      whereas   

Paragraph 2

Researcher Marine Olivetta told "Nature Journal" that Chromosphaera perkinskii was discovered in 2017 off the of Hawaii. She said it has offered many into ancient life forms. She said: "It's that a species discovered so allows us to go back in a billion years." The researcher suggested that the genetics behind egg and embryonic development were present before animal life existed. This means nature could have created eggs long before "invented chickens". A more straightforward answer to the chicken and egg problem is that chickens came into 10,000 years ago, eggs have existed for millions of years.

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