Wings would be different in human and pigeons.
Answer:
Microtubules
Explanation:
These filament-like structures are a major component of the cytoskeleton of the cell and help is maintain asymmetrical cell shape. They are composed of tubulin molecules arranged to form a 'hollow straw' attached to the cell membrane end to end . The contraction and lengthening of these microtubules are controlled by the addition of removal these of tubulin molecules to vary its length.
Simple, Your BRAIN can only process so much, so the signal to your vocal cords and tongue slow and You mess up Example:
SAY PETER Piper picked a pack a pickle peppers 8x
Did you mess up? I bet so
also here an easy one. RUBER BABY BUGGY BUMPER
The Precambrian time refers to the time 4.5 billion to 542 millions year ago. This period is characterized by having reduced atmosphere and included reduced compounds. Scientists believed that atmosphere at that time was devoid of free oxygen and CO2 was present in excess. Before the complex life evolved on the Earth, the Precambrian Earth's ocean contained dissolved carbon dioxide.
