Asegment of dna that is artificially created from two or not organisms ,through use of dna enzymes in a laboratory is called

Cells destroy body cells infected by a virus or bacteria. killer t t memory t 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.

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?