1. which of the following plant growth regulators is not produced commercially?
a. abscisic acid
b. ethylene
c. auxins
d. cytokinins

The difference between amphid and plasmid

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

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.