Carbon dioxide is essential to plant life and is a key part of the global carbon cycle. An important component of this cycle takes place when plants take in CO2 and break it down into carbon and oxygen through the process of photosynthesis. The carbon is stored in the plant and the oxygen is released to the atmosphere.
Adenine pairs with Thymine (A=T) AND Cytosine pairs with Guanine (C=G)
A gas is given off when two substances are mixed.
<u>physical change: A copper rod is hammered into a thin sheet. </u>
A solid forms when two clear liquids are mixed.
A matchstick changes color when it burns.
explanation
a physicals change vs chemical
physical change is like cutting, changing shape etc, it the molecules that make it and the chemicals of it stay same
chemical change when it chemically changed such as cooking meat
<span>The genotypes are 1 YY : 2 Yy : 1 yy.
The phenotypes are 3 yellow : 1 green.</span>
The answer to which of the following is extrusive is letter B. lava