Gel electrophoresis is often used to study evolutionary relationships of species the diagram below shows the results of gel electrophoresis for four different animals A, B,C and D

Which species has the most DNA in common with species A ?

a. B

b. C

c. D

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?

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.

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.