Do/does the analogous organ(s) appear in pairs in humans? To what body system do the green glands belong? What organ in our equivalent body system is missing in the crayfish?) Brain (Describe the appearance of the brain and the nerves in terms of the type of symmetry.There are nerves that are attached to the front and the back of the brain.hat organ in our equivalent body system is missing in the crayfish?) Brain (Describe the appearance of the brain and the nerves in terms of the type of symmetry. There are nerves that are attached to the front and the back of the brain.
Some police departments do require a college degree or at least some college coursework. Being bilingual is considered an asset for police officer applicants, as are physical education classes and sports participation. Applicants must also meet state and local civil service regulations before becoming a police officer.
For rural departments, the minimum qualification may be only a high-school diploma. In most agencies, especially in large urban areas, crime scene investigators need at least a bachelorâs degree in forensic science or a natural science, such as biology or chemistry.Such programs of study take about four years to complete. Sworn police officers can also become crime scene investigators.or rural departments, the minimum qualification may be only a high-school diploma. In most agencies, especially in large urban areas, crime scene investigators need at least a bachelorâs degree in forensic science or a natural science, such as biology or chemistry.