The answer is “glaciations”. In the late Carboniferous period there was a significant climate change all over the world that caused mass glaciations and it resulted in a huge number of species to become extinct
Answer:
Birds do not have a diaphragm; instead, air is moved in and out of the respiratory system through pressure changes in the air sacs. ... Bird lungs do not expand or contract like the lungs of mammals. In mammalian lungs, the exchange of oxygen and carbon dioxide occurs in microscopic sacs in the lungs, called 'alveoli.
Explanation:
Answer: Photosynthesis in bio and atmosphere?
(sorry if I'm wrong)
Answer:
counseling
Explanation:
Counseling psychologist is a professional who helps individuals in making right choices in their daily activities which could range from career to health related issues and advice.
When having a difficult time deciding whether to switch career paths. It is best to seek the help of a counseling psychologist to cope with this challenge in your professional life.
One way would be to administer an IQ and then compare the results to other age group averages to determine a relative mental age.
