Scientists first discovered that mitochondria were "energy factories" by measuring their oxygen consumption and .

Select the best answer for the question, ly 12. which of the following behaviors is not an inherited behavior?

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.

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative