1.
recessive alleles sometimes remain unexpressed because

another allele masks the recessive allele

recessive alleles rarely cross over

recessive alleles are very uncommon in the population

all of the above are correct.

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

the correct answer is ( hypoglycemia ); good luck

explanation: