The flow of into ecosystems occurs in one direction only, while are recycled within the ecosystem itself. genetic information; genotypes energy; chemicals minerals; energy compounds organic compounds; minerals

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.

Which greenhouse gas is emitted when burn fossil fuels for energy? a. nitrogen b. oxygen c. carbon dioxide d. helium

Awolf pack hunts, kills, and feeds on a moose. in this interactions, the moose is a?