Which of the following scenarios describes an epistatic gene interaction?

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.

Moving down the ramp from 6 meters to

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?