<span> 1.) Collect cheek cells. 2.) Burst cells open to release </span>DNA<span>. 3.) Separate </span>DNA<span> from proteins. and debris. </span>4<span>.) Isolate concentrated .</span>
Answer:
300,000 years ago
Explanation:
Homo sapiens evolved from their early hominid predecessors between 200,000 and 300,000 years ago and developed a capacity for language about 50,000 years ago.
I'm pretty sure that it's natural gas.
The trees dont take in co2 cause there are none cutting off the oxygen cycle