Crime-scene work often involves obtaining a DNA sample from a drop of blood to help identify persons who may have been involved. Frequently, the size of the DNA sample is extremely small—too small for easy analysis. Which of the following laboratory procedures could criminologists use to amplify the amount of DNA present? Cloning and gel electrophoresis
Cloning and polymerase chain reaction (PCR)
DNA splicing and polymerase chain reaction (PCR)
Vector amplification and DNA splicing

At the end of your presentation, the main points should be a summarized c. handed to your teacher b. written on the board d. restated by the audience select the best answer from the choices provided mark this and retum next submit

Ijust need with an idea of how to write it or example.1. for this assignment you will create a developmental timeline. the timeline should include significant events, or possible future significant events, from your entire life—from womb to tomb. you are encouraged to personalize your timeline with pictures, etc. for each incident or event that you list, you need to relate it to a concept developed by piaget, kohlberg, or erikson. for example, if one of your events is, “i said my first word, ball,” and you have this on your timeline at 15 months, you also need to say, “piaget’s preoperational stage.” along with each event you discuss, provide a brief description of its significance. score

The sociological perspective focuses on what? a. general social patterns b. individual behaviors c. biological explanations d. mental processes