Dr. Zane has been studying monkeys' ability to classify photographs of cats and dogs. After the monkeys became competent at this task, Dr. Zane found that specific frontal lobe neurons fired in response to new catlike or doglike images. This suggests that the monkeys:

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

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.