An ecologist conducts<span> a </span>greenhouse experiment<span> to </span>study<span> the </span>effect<span> of nitrogen </span>concentration<span> on the</span>productivity<span> of </span>sunflower seedlings<span>. What is the </span>independent variable<span> in this </span>experiment<span>? make predictions about how nature works</span>
I would say a lot of energy
DNA ligase is the special type of enzyme that helps a scientist to join the gaps on the DNA strand. This is a very useful enzyme that helps <span>in DNA replication stitching together Okazaki fragments and several other medical issues. I hope that this is the answer that has actually come to your desired help.</span>
