What is true about one strand of dna?
it contains many proteins.
it contains many alleles.
it contains many chromosomes.
it contains many genes.

How can a person  best  reduce the risk of injuries on the road?  

Which foods are categorized as foods you should "eat less of" on the food label?

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.