What type of energy transformation takes place when carbon is cycled during cellular respiration?

chemical energy to chemical energy
chemical energy to electrical energy
mechanical energy to chemical energy
mechanical energy to mechanical energy

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

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.

Solutions to environmental problems in europe must