Biology Research Topics

149+ Most Interesting Biology Research Topics In 2023

Writing a biology research paper is one of the most complicated assignments during college study. The reason behind this is that it requires deep analysis of a scientific topic that becomes time-consuming.

If you are also assigned to write a biology research paper, three questions you should ask yourself.

  • What sources do you have to use to get information?
  • What should be my starting point?
  • How can I edit my research paper?

But one question you can’t ignore to ask yourself is what topic I should choose for my research paper.

In this blog, we will discuss top biology research topics that will definitely help you to get good scores.

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What Is Biology?

Do you know what is biology? It is the science of life or the study of living organisms. That wraps their development, physiology, origin, anatomy, behavior, evolution, etc.

Furthermore, biological disciplines can cover a wide range of topics such as plant cell structure, human DNA, animal neurobiology, immunology, hormones, stem cell treatments, and beyond.

If you can’t think of an exciting topic and are feeling stuck writing about them, just figure out a complete list of biology research paper topics and ideas to get some motivation.

What Are Good Biology Research Topics?

A good biology research paper should challenge readers to think differently and inspire meaningful conversations. Moreover, it must be relevant and have the potential to make an impact on the community.

It doesn’t matter what it’s about – animals, humans, plants, ecology, etc. – as long as it addresses something from a new perspective, makes a new discovery, shows a link between two organisms or phenomena, or potential leads to a scientific breakthrough.

There is great potential to be explored in order to gain a better understanding of life and living organisms. Here are the following good biology research topics.

149+ Most Interesting Biology Research Topics

Here are the following best biology research topics that given below.


If you are asked to write a biology research paper, covid-19 is the current issue you can consider. Covid-19 affected almost all the nation in the last two years and led to various problems such as losses of lives, economic problems, unemployment, etc. You can write on-

  1. Evolution of coronavirus
  2. Different Stages of covid-19
  3. How covid affected different economies/
  4. Policies
  5. Strategies to get rid of this pandemic.

Cell Biology Research Topics

Cell biology developments can prevent disease and eradicate viruses. For biology students, it can be rewarding to write a paper in this area. Here a student can consider different topics under a cell. For example, students can write on-

  1. Cell Structure
  2. Stem cells
  3. DNA and RNA
  4. Characteristics of viruses
  5. Research methods in cell biology

Biology Research Topics For High School

Here are the following easy biology research topics for high school students.

Biology Research Topics For High School
1. Infectious diseases
2. Humankind’s origins – theoretical foundations
3. Hormonal control: human reproduction
4. Gestation periods in mammals
5. Current science on oxytocin and serotonin
6. The genetics behind human physical features
7. Protection of rare species
8. The science behind drug addiction
9. Immune system diseases
10. Does vaccination have benefits

Biology Research Topics For College Students

Let’s know some of the best topics of biology for college students, it’s given below?

Biology Research Topics For College Students
1. Current science on oxytocin and serotonin
2. Does vaccination have benefits?
3. Hormonal control: human reproduction
4. The genetics behind human physical features
5. Gestation periods in mammals
6. The science behind drug addiction
7. Protection of rare species
8. Humankind’s origins – theoretical foundations
9. Infectious diseases
10. Does immune system disease

Genetics Research Topics

These are the following genetics research topics given below.

Genetics Research Topics
Safety concerns regarding genetically modified foods
Lung cancer stages
How addictive substances affect genes
Correlation between genetics and obesity
Is depression hereditary
Sun exposure – effects on human skin
Human cloning science
How alcohol affects the human brain and liver
Genetic mutations
Organ transplantation – ethical concerns

Botany Research Topics

If you are interested in plants and their studies, you can write on botany topics. Here you can talk about the current developments in botany to score well. Your botany research paper topics may be-

  1. Plant Growth control
  2. Photosynthesis
  3. Innovations in plant research
  4. Genetic inheritance in plant species
  5. Ferns study

Neurobiological Research Paper Topics

The human brain has many things to learn, and understanding the brain is quite interesting. If you are curious to learn about the human brain and want to know about it, you can consider the below topics.

  1. Brain Injuries
  2. Chronic Fatigue Syndrome- biological makers
  3. Human memory
  4. An analysis of the visual cortex
  5. Relation between depression and oxidative stress.

Zoology Research Topics

There are the following most interesting biology research topics for presentation.

Zoology Research Topics
Camouflage in sea animals
Brain size and species intelligence
Cooperative behavior in ant colonies
Wild animal protection projects
Animal communication methods
Birds migration patterns
Human speech patterns in Asian elephants
Invasive species analysis
Primate language
Canine domestication

Behaviour and Hormones Biology Research Topics

Behavior and hormones are a huge part of biology. Students can write about the influence of hormones on our mood and physical growth. They can also consider some disorders. Below are few topics that a student should write on-

  1. Influence of hormonal therapy
  2. How hormones related to depression
  3. Oxytocin and fear reaction
  4. Melatonin in therapy
  5. Cardio exercises that influence hormones
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History of Biology Research Topics

Students can consider topics related to the history of biology. They can write on the different concepts of biology such as-

  1. Darwin’s theory and biology
  2. Dead branches of evolution
  3. History of vaccination and Edward Jenner
  4. Influence of Archeology on animal biology
  5. Natural Selection Theory

Obesity In House Pets

Obesity in Pets means they are overweight, and due to the excess weight, your pet can face different health issues. Did you know, maybe your love for your pet is killing your pet literally? That’s right, because of the extra treats that you give to your pet may result in extra weight. And due to this excess weight, your pet is getting pain. And this pain is because of the damages to the internal organs, joints, and bones. Here a student can take the below topics into consideration.

  1. How overweight impacts the pets/
  2. What are the ways to reduce weight in pets?
  3. Joint disease in pets
  4. Respiratory disease in dogs
  5. Diabetes in cats

Ethology Research Paper Topics

Ethology term indicates the study of birds. It is one of the main biology research topics for the students. Bird behavior mainly defines or refers to the response of the bird’s action to the environmental circumstances. Some of the birds have normal behavior, and some of the bird’s behavior is learned. 

Understanding the bird’s behavior is not so difficult; it requires your time and patience. For learning the bird’s behavior, you need to start noticing the bird’s behavior. You’ll find yourself why, and how, and what they do.

Have a look at the given topics below to choose one from the different biology research topics.

  1. Concepts of Ethology
  2. Different theories of bird’s behavior
  3. How to understand pet bird’s behavior
  4. Relationship of humans with pet birds
  5. How environment affect the bird’s behaviour

Camouflage Mechanism In Sea Animals

The underwater camouflage mechanism in sea animals is the set of methods of achieving crypsis. It means that sea animals remain unnoticed by the other animals in the sea, and this is observation avoidance. In water, camouflage is different from the camouflage that is on land. From all sides, the environment in the sea is the same. From the above, always light falls and trees and bushes variable backgrounds are generally not there. 

If you want to write a biology research paper, you can go for the topics from this field.

  1. Methods of camouflage mechanism
  2. Underwater creatures and the environment
  3. Victims of sea animals
  4. How camouflage helps animals to protect themselves from predators.
  5. Reasons for unnatural death of sea creatures

Immunity And Stress biology research topics

Most people don’t know that the immunity of any person is also affected by stress. In our body, the cells travel through the bloodstream, and the collection of billions of these cells is called the immune system. And these cells defend our body against the antigens, such as bacteria, viruses, etc.

Some immunity and stress-related topics are-

  1. Blood cells
  2. How does stress affect the immunity system
  3. Infections
  4. Influence of stress on human behavior
  5. Disease from stress

Asthma And Allergic Reactions

In Asthma, people face difficulties in breathing. The same allergens that cause sneezing and tearing in some people can cause Asthma in others. Normally the most common type of Asthma is allergic Asthma. About 90% of children with Asthma in children’s childhood are allergic, compared to about 50% of adults with Asthma. Check below topics for your research paper.

  1. Symptoms
  2. Prevention
  3. How to treat Asthma?
  4. Allergic and non-allergic Asthma
  5. Causes of Asthma

Marine Biology Research Topics 

Do you want to know marine biology research topics for high school students or college students? If yes, you can use the following topics.

Marine Biology Research Topics
Biotechnology in the study of marine life
Fishery science
Marine microbiology
Metal accumulation in marine invertebrates
Toxicology and pollution in oceans
Marine birds
Coastal Aquaculture
Marine ecosystems
Ocean management

Animal Biology Research Topics

Follow the below given current biology research topics for animals. 

Animal Research Topics
Cognitive functions in primates
Primates’ behavior in zoos versus in the wild
Removing animals from their natural habitat
Beauty products testing on animals
Fishing and conservation science
Diet optimization for modern home pets
Obesity rates among home pets
Animal habitats conservation
Predators and prey
Vision in animal species

Developmental Biology Research Topics

Follow the below given most popular biology research topics.

Developmental Biology Research Topics
Gene-environment interactions
Top killer viruses
Anticancer drug combinations
From stem cells to differentiated tissue
Birth defects
Diseases of developmental origin
Developmental plasticity
Tumor formation
Drosophila Oogenesis
Genome duplication

Evolutionary Biology Research Paper Topics

There are the following evolutionary biology research paper topics for students.

Evolutionary Biology Research Paper Topics
Evolutionary response of parasites to human vaccination
Evolutionary changes in mating behavior
Natural selection among aquatic organisms
Social behavior among wolves
Evolutionary connections between moths and butterflies
Malaria parasites resisting drugs
Anatomy of gorillas versus chimpanzees
Original functions of the human appendix
Evolution of HIV
Animal camouflage – evolutionary causes and evidence

Molecular Biology Research Topics

Here are the following most interesting molecular research topics for the students.

Molecular Biology Research Topics
Unique and repetitive genes
Viral genome organization
Memory storage
DNA damaging/repairing cycle
Dengue fever – pathogenesis
Development stages in molecular biology
Prion disease
Genome mapping
DNA diagnosis of hereditary and infectious diseases
Chronic Myeloid Leukemia

Human Biology Research Topics

If you want to know the best human research topic for biology, just follow these topics.

Human Biology Research Topics
Influence of gut bacteria on the human brain
Genetics and aging
Genetic disorders
Experiments with stem cells
Stem cells’ role in medical treatment
Perspectives on human cloning
Experiments on human DNA
Experiments with stem cells
Molecular evidence of human origin
Abortion – biological perceptions
How music influences the human brain?

Biology Research Paper Topics

Follow the below-given information to know the best biology research paper topics.\

Biology Research Paper Topics
Human memory
Coronaviridae – evolution, causes, and symptoms
What are the biological effects of pollution?
Immortality in the animal world
Human hormones
Plant pathology – most common diseases
Basic principles of cloning
Ebola – evolution, causes, and symptoms
Rare genetic disorders
Organ transplantation

Ecology Topics for Research Paper

Know the best biology topics for research topics from below.

Ecology Topics for Research Paper
Global warming effects
Types of ecological disasters
Oil Spills
Wildlife protection measures
Animal response to environmental changes
Rain forests extinction
Antagonism mechanisms in animal species under environmental threat
Tropical forests extinction
Impacts of environmental change on species diversity
Rare species protection

Recent Research Topics in Biotechnology

These are the well-researched topics in biotechnology.

Recent Research Topics in Biotechnology
Detection of foodborne pathogens in food systems
Latest developments in forensic DNA
Biotechnology applications on food
HIV treatment based on nanotechnology applications
Using nanotechnology in the diagnosis of cancer
Anti-cancer drugs
Heavy metal tolerant and sensitive genotypes
Plant biotechnology
Nanotechnology methods for DNA isolation
Abortion – biological perceptions
Principles of pharmacogenetics

DNA Research Topics

These are the following DNA research topics.

  • Genetic disorders treatment
  • DNA research regarding cancer susceptibility
  • DNA-modified organisms
  • DNA as a heredity agent
  • DNA experimentation in humans
  • Ethical concerns regarding DNA-modified organisms
  • Analyzing DNA and cloning
  • How DNA structure is involved in genetic disorders
  • DNA changes versus aging
  • DNA genome sequencing

5 Tips To Pick Biology Research Topics

To choose a good biology research topic, we recommend following these general tips:

Tip 1:- Conduct Complete Research

First of all, you will conduct complete research. After this, collect all the topics that you would like to choose, and just choose the best topic from all of them. But the biology research topics must be based on challenging scientific proof like chemistry research paper topics. So, once you have picked an idea, then, you should conduct primary biology research to see if there are enough relevant and reliable references or sources you could use, along with tough data, to support all your claims.

Tip 2:- Avoid General Biology Research Topics

Secondly, you should avoid general biology research topics. It is the main tip for picking a biology research paper topic. That’s ensuring it doesn’t have to do with something available. Moreover, in case, your topic is too general, you may not be capable to go into depth, which is vital for showcasing your mastering biology. The thin amount of data on a general topic might also overcome both you and your reader.

Tip 3:- Avoid Too-Narrow Research Topics Of Biology

Furthermore, you can avoid the too-narrow research topics of biology. When the research topic is too narrow, you can’t find sufficient references to write a paper. Also, your reader may become not interested as well if there’s no space for overarching queries.

Tip 4:- Research Different Biology Ideas

Moreover, you can find several topics that interest you before sifting through recent biology research papers. That’s how you’ll get a better idea of the current trends and narrow down your focus to a single topic and idea. There are tons of scholarly articles online that are available to the public.

Tip 5:- Make Sure Your Biology Research Will Derive New Discoveries

In the end, you can make sure your biology research will derive new discoveries or findings. The biology topic you pick and how you like to go about it should add value to the scientific community. So, avoid topics that can’t add anything new to the table.

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Now you have seen some of the main biology research topics. These biology research topics help the students a lot in the future. I hope now you are able to choose the best topic for your research paper from the above areas.

Also, if you need homework help in biology, we have a team of biology experts, you can discuss your queries with them and get the best Biology Homework Help to get A+ Grade.


What are the other biology research topics for students?

  1. Genetic Engineering
  2. Epidemiology
  3. Climate Change
  4. Endangered Species Recovery
  5. Astrobiology

What factors need to be considered while choosing a biology research paper topic?

  1. Consider you interest
  2. Analyze the topic appropriately
  3. Don’t choose too broad and too narrow topic
  4. Do proper research
  5. Determine your resources carefully

How to research our topic?

You can use different sources to get information about your topic. Mainly two ways are there to collect information.

  1. Online sources(websites, blogs, tutorials)
  2. Offline sources( books, newspapers, magazines)

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