Which of the following statements about scientific theories are true? (a) theories cannot be tested (b) theories are the same as hypotheses. (c) theories can be used to predict the existence of as yet unobserved things or phenomena. (d) theories are ethical principles based on a religious foundation

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.

The chromosomal structure that limits the number of cell divisions of a cell is the the chromosomal structure that limits the number of cell divisions of a cell is the kinetochore telomere histones centromere

Regarding most of the narrator’s story, which word best describes the tone?