Adenylyl Cyclase is an enzyme that catalysis the conversion of ATP to Cyclic AMP(cAMP)
Which one of the following is NOT true about mechanical weathering?
a. produces smaller pieces
b. adds to the effectiveness of chemical weathering
c. does not change the rock's mineral composition
d. does not affect metamorphic rocks
Answer is D, d. does not affect metamorphic rocks
The correct answer is C - carbon dioxide.
The distribution of gases in the earth's atmosphere is as follows:
1. Nitrogen - 78 %
2. Oxygen - 21 %
3. Argon - 0.93 %
4. Carbon dioxide - 0.038%
Nitrogen, oxygen and argon are permanent gases whose percentage in the atmosphere does not change from day to day.
Gases such as carbon dioxide, nitrous oxides, methane, and ozone are known as trace gases which make up 0.1% of the atmosphere.
Answer:
Skeletal System
Explanation:
The skeletal system works as a support structure for your body. It gives the body its shape, allows movement, makes blood cells, provides protection for organs and stores minerals.
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