Chimpanzees are much more closely related to us than mice. why do we use mice instead of chimpanzees, or even humans as experimental subjects. Also is pre-selection closer to genetic engineering or selective breathing, how do you know?

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

If a baby girl guinea pig looks almost identical to its mother, does this then mean that it inherited more alleles from its mother? explain. (hint: think about the vocabulary words dominant and recessive.)

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.