Answer: mitochondria
Explanation:
In all body cells, with the exception of a few, mitochondria are present. Depending on the function of that type of cell, there are typically several mitochondria present in one cell. Mitochondria are found along with other organelles of the cell in the cytoplasm of cells.
Answer:
D. Oxygen
Explanation:
Plants absorb carbon dioxide (CO2) and release oxygen for humans and animals to breathe in. Afterward, they'll release CO2 for plants to absorb, which forms a cycle.
As helicase unwinds DNA at the replication fork, the DNA ahead is forced to rotate. This process results in a build-up of twists in the DNA ahead.<span>As </span>helicase<span> unwinds DNA at the replication fork, the DNA ahead is forced to rotate. This process results in a build-up of twists in the DNA ahead.</span><span>This build-up forms a torsional resistance that would eventually halt the progress of the replication fork. Hope this helps </span>