What is the Role of a Molecular Biologist?

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A molecular biologist studies the structure and function of molecules essential for life, such as DNA, RNA, and proteins. They use various techniques to analyze and manipulate these molecules in order to understand biological processes at a molecular level. Molecular biologists conduct experiments, collect and analyze data, and communicate their findings through scientific publications and presentations. They may also be involved in developing new techniques and technologies for studying molecular biology. Overall, their work contributes to advancements in fields such as genetics, medicine, and biotechnology.


Do you enjoy contemplating the future? Nowadays, it often appears that the possibilities are endless in terms of what people can achieve. Flying cars? Of course! Self-driving cars? Why not? A human colony on Mars? Count us in!

Take a moment to observe the world around you. You may notice that, in many ways, the future is already here. Scientists have successfully cloned a sheep. They have also created genetically modified organisms (GMOs) that result in higher crop yields than ever before. Both of these examples share a common thread—genes and DNA. This means that molecular biologists have played a significant role in these advancements.

Have you ever taken a biology class? If so, you know that biologists study life. However, life is a vast subject. There are numerous types and aspects of life that people can explore.

As their name suggests, molecular biologists study life at a molecular level. They delve into the inner workings of the cells that comprise living organisms. This enables them to understand how organelles, DNA, RNA, proteins, and other components function to determine the traits of living things.

Today, many of these scientists focus on genes. They conduct research on DNA to gain a better understanding of genetic information. Many strive to comprehend how genes can cause diseases. They also seek ways to enhance the characteristics of species through genetic modifications.

Molecular biologists can pursue various career paths. They may become educators, researchers, scientific advisors, or technicians. They could work for private companies, universities and colleges, or even government agencies.

Most molecular biologists spend a significant amount of time in research laboratories. However, the specific type of work they do can vary greatly. Many work towards finding cures for diseases. Others may focus on improving agricultural practices. Some even strive to reduce environmental pollution.

Are you interested in pursuing this career path? You can start preparing now. Put in hard work in all of your classes, particularly in science and math. Most individuals in this field also obtain a Bachelor of Science degree in college. Consider studying a life science—most schools offer a wide range of options!

This career can be highly demanding. However, many who choose it find the work they do to be exhilarating. For those interested in gaining a deeper understanding of living things, the hard work may be worthwhile!

Give It a Try

Are you ready to explore careers in biology? Be sure to engage in the following activities with a friend or family member:

Exploring the World of Molecular Biology

Curious about the daily tasks of a molecular biologist? Look no further! A Day in the Life of a Molecular Biologist provides an insightful glimpse into their work routine. After reading, reflect on whether this career path aligns with your interests and discuss with a friend or family member.

If you’re craving a hands-on approach to learning about DNA structure, we’ve got the perfect activity for you. Create your very own Edible DNA using licorice twists, mini marshmallows, and toothpicks. Follow the step-by-step instructions available online and soon enough, you’ll be able to build and enjoy your very own homemade DNA strands.

Ever wondered what cells are all about? Join the exploration with Cells Alive!, an interactive model that provides a comprehensive overview of cell components. Dive into the details and share your newfound knowledge with a friend or family member. It’s a fun and engaging way to spread the knowledge!

Wonder Sources

  • https://www.agriculture.purdue.edu/usda/careers/molecularbiologist.html (accessed 25 Sept. 2020)
  • https://www.chegg.com/career-center/explore/molecular-biologist (accessed 25 Sept. 2020)
  • https://www.sokanu.com/careers/molecular-biologist/ (accessed 25 Sept. 2020)
  • http://study.com/articles/Molecular_Biologist_Job_Description_Duties_and_Requirements.html (accessed 25 Sept. 2020)

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