All of the following are true statements concerning drug preventive measures except:
a.
schools and communities both provide education and take preventive measures to stop drug abuse.
b.
the law establishes a mandatory minimum sentencing for all drug offenders.
c.
education programs such as d. a.r. e. attempt to inform students about the risks of drug use.
d.
drug laws are the same for all states

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer

Viruses use the host's machinery to make copies of themselves. however, some human viruses require a type of replication that humans do not normally have. for example, humans normally do not have the ability to convert rna into dna. how can these types of viruses infect humans, when human cells cannot perform a particular role that the virus requires? a) the virus causes mutations in the human cells, resulting in the formation of new enzymes that are capable of performing these roles. b) the viral genome codes for specialized enzymes not in the host. c) the virus infects only those cells and species that can perform all the replication roles necessary. d) viruses can stay in a quiescent state until the host cell evolves this ability.

China was the world's leading steel producer in 2006. what changes would you expect to be taking place in china?