Which of the following invented the polymerase chain reaction (pcr) that allowed scientists to enlarge and study genetic material?
charles darwin
kary mullis
marshall nirenburg
nettie stevens

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

Scientific evidence is most likely to be consistent if it is based on data from

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?