When muscle cells lack oxygen but need to generate more ATP, what do they convert pyruvate into? X: product
Y: reactant

X: active site
Y: reactant

X: substrate
Y: product

X: substrate
Y: active site

answer; ///i believe that the correct answer is (e); check first good

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.

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.

this protocol describes a detailed procedure for intracellular flow cytometry staining.