Answer :increased porosity
Explanation:
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Answer: C. Birds moving south when the weather gets colder
Seasonal change is the change in season due to change in abiotic factors like weather conditions, sunlight availability, wind direction etc. Seasons change from summer to winter, winter to summer, summer to spring etc. These seasonal changes affect the life of biological communities including plants and animals. Some organisms adapt to changing seasonal conditions but others completely avoid them by migrating to other places where weather conditions are suitable for their survival. Therefore, birds moving south when the weather gets colder is because of seasonal change as birds cannot tolerate cold weather conditions.
MAOI's work better with patients whose depression becomes more acute as the day progresses. An enzyme named monoamine oxidase is intricate in eliminating the serotonin, neurotransmitters norepinephrine and dopamine to the brain. MAOIs avoid this from happening which makes more of these brain chemicals obtainable to effect alterations in together cells and circuits that have been obstructed by depression.
The amount of CO2 absorbed by plants through photosynthesis is enormous plants have the ability to absorb and in turn sequester enormous amounts of carbon over a very long time much of the excess atmospheric CO2 is from the result of burning phonology fuels
The skull is designed to protect the brain.