Those in the agriculture industry need to be particularly mindful of safety because A. professional standards are updated more than most other industries. B. it is significantly more dangerous than most other industries in the United States. C. most farmers are not aware of the risks associated with working in agriculture. D. it is the only industry in the United States that deals with poisonous substances. R

When plants use sunlight to make food, the energy of sunlight is

Analyze how the four requirements for life were identified by scientists

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.