the field of medicine , researchers have recently designed a technique that allows them to use adult stem cells to test the potency and safety of newly designed drugs for humans . What is the most likely advantage of this new technology compared with other forms of drug trials?

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Which part of cellular respiration must occur before any of the other steps can occur

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm