Answer:
- Beneficial traits are selected based on the environment.
Explanation:
<em>The Bloodhound dog breed was bred in the middle ages for an excellent sense of smell to be used for hunting.</em>
The answer is: A. Chromosome
Answer:
Nuclear magnetic resonance is a method of physical observation in which nuclei in a strong constant magnetic field are perturbed by a weak oscillating magnetic field and respond by producing an electromagnetic signal with a frequency characteristic of the magnetic field at the nucleus.
Explanation: