The A horizon is the best for plant growth, because is has more organic material and more organisms that make the soil more fertile than the deeper layers, and the soil is not loose like the O horizon.
the A horizon
Answer:
UV radiation may cause negative regulators (tumor suppressors) to be under-expressed. UV radiation may cause positive regulators (oncogenic) to be over-expressed.
Explanation:
I found this on a quizlet. So credits to them- :)
If I looked for RNA in various parts of the cell, I would found it in the Nucleus and Cytoplasm.
Schedule 2 drugs are considered to have the highest potential for abuse and psychological dependence while having a medical use.
