What describes the materials and equipment needed and procedures to follow in an experiment?

Are produced in the light reactions and used in the calvin cycle. a)nadh and atp b)electrons and sugar c)nadt+ and adp d)sugar molecules

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey