Answer: Medication can be tested on the cancer culture before being injected into the patient.
Answer:
B. very high genetic variation
Explanation:
Selective breeding is the process by which crops or animals with desired phenotypic traits are chosen to produce offspring, which will contain the desired qualities. In this case, a group of scientists is trying to apply the principles of selective breeding to develop a particular crop plant.
This goal of producing a useful crop plant by the scientists can only be achieved when the plant species in question possess a HIGH GENETIC VARIATION i.e. difference in genetic constitution of individuals of the same species. This allows the individuals in the population to survive better.
It is the last one if more eggs are produced by chickens they will lose more weight
B) The atria only recieve blood and the Ventricles have to pump the blood
Answer: to start what cycle
Explanation: