The independent variable is the chemicals and the dependent variable is the plant growth.
Animal cells complete the cell cycle because the nucleus in the cell and They replicate which make more cells
The Hershey and Chase experiment concluded the same by labeling the DNA of the parents with phosphorous and found out that the DNA of the offspring also bear phospho- labeled DNA, which established the fact that DNA is the heritable information source. So, your answer is B.
Scientist study index fossils so they will get an understanding of what life was like back then.
There are 4 outer atoms and lone pairs that are present in a molecule with a see-saw shape. It was called "seesaw" comes from the observation that it looks like a playground seesaw. It is very common that four bonds to a central atom result in tetrahedral or, less commonly, square planar geometry.