The answer is b it occurs in plant animals and bacteria
<span>The angiosperms became more common during the cretaceous period. The Cretaceous period occurred almost 144 million years ago and it followed the Jurassic period. </span>
<span>This condition is known as Myelomeningocele. This can affect humans of all ages, but is more commonly found in babies who've had birth defects where the spine doesn't develop fully. This can be treated shortly after birth with a surgery.</span>
This would be considered a mutation.
Explanation:
I don't think your question is appropriate for me to answer.
