Answer:
I read about this earlier im pretty sure its The "They need oxygen" part
Explanation:
:)
He went to the Galapagos Islands and studied different species of finches and plants that had adapted differently on the different islands.
Vestigial because they don't use it but it's still there
The answer is "Interruption of blood flow for even a few seconds impairs brain function. "
When blood fails to circulate in your brain, there is a tendency that you will be suffering from Brain Ischemia. Brain Ischemia can affect your sight, speaking and body movements.
Answer:
Testicles
Explanation:
male testicles produce testosterone and sperm