QUES: Q: What is the fan shaped blood supply system in a bird's retina?
A: The bird retina has a fan shaped blood supply system called the pecten.
Does the answer answer the question?

ANS: yes

QUES: Q: What is the criteria for copyright?
A: Scientific and critical editions can be protected by copyright as works of authorship if enough creativity/originality is provided.
Does the answer answer the question?

ANS: yes

QUES: Q: What official declared a state of emergency in the Marshall Islands in response to the drought?
A: This declaration activated support from US government agencies under the Republic's "free association" status with the United States, which provides humanitarian and other vital support.
Does the answer answer the question?

ANS: no

QUES: Q: What was Mary prevented from having to endure ?
A: Therefore, being always free from original sin, the doctrine teaches that from her conception Mary received the sanctifying grace that would normally come with baptism after birth.
Does the answer answer the question?

ANS:
no