Molecules that make up living things and contain carbon are called molecules

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

What characteristic make legumes a good food source for food insecure populations

How is the carbon cycle related to global warming ?