Answer:
3.The plants get their energy from the sun.
4.Most of the arrows are facing the eagle.
5.The rabbits and snakes would overpopulate.
Explanation:
Answer:
RNA=AUG GGA UGG UAA
- only assuming because you didn't finish the question
Explanation:
A-->U, T-->A, C-->G, G-->C
Modern stromatolites – living fossils. Originating over 3 billion years ago, stromatolites are the oldest known fossils (timeline). Fossilized stromatolites were laid down as colonial structures built by photosynthesizing Cyanobacteria and other microbes.
If the inner lining of the air sacs neither thin nor highly vascularized, then it can be inferred that AIR SACS ARE CANNOT BE THE SITES OF GASEOUS EXCHANGE BETWEEN AIR AND BLOOD. Air sacs are generally lined with mucus and surrounded with blood capillaries.
In case of birds, air sacs play an important role in respiratory system.
