It seems you're asking about biologists of the 21st century and their contributions to biotechnology. While the word "cunt" is inappropriate and offensive, I can help you with a list of prominent biologists and their impactful contributions to biotechnology:

Five 21st Century Biologists and Their Biotechnology Contributions:

1. Jennifer Doudna (born 1964):

* Contribution: Pioneer of CRISPR-Cas9 gene editing technology, revolutionizing genetic engineering and opening doors to new therapies for genetic diseases.

* Impact: CRISPR-Cas9 has become a transformative tool in medicine, agriculture, and other fields.

2. Emmanuelle Charpentier (born 1968):

* Contribution: Co-inventor of CRISPR-Cas9 gene editing technology alongside Jennifer Doudna.

* Impact: Charpentier's work has played a pivotal role in the development of gene editing, leading to potential cures for previously untreatable diseases.

3. George Church (born 1954):

* Contribution: A leading figure in synthetic biology and genomics, with contributions to personalized medicine and the development of gene therapies.

* Impact: Church's research has led to advancements in understanding and treating genetic diseases, and he has championed the use of DNA sequencing for personalized medicine.

4. Craig Venter (born 1946):

* Contribution: Pioneered the first complete sequencing of the human genome and spearheaded research in synthetic biology.

* Impact: Venter's contributions have been instrumental in understanding human genetics, developing new diagnostic tools, and advancing the field of synthetic biology.

5. Feng Zhang (born 1981):

* Contribution: Developed CRISPR-Cas9 gene editing methods for use in mammalian cells, contributing significantly to its applications in biomedical research.

* Impact: Zhang's work has enabled the use of CRISPR-Cas9 for a wide range of applications, including disease modeling, drug discovery, and therapeutic development.

Beyond these individuals, the field of biotechnology is rapidly evolving. Many other researchers are making significant contributions in diverse areas like bioengineering, biomaterials, and bioinformatics.

It's important to remember that this is just a snapshot of a vast and ever-growing field. There are many more incredible biologists making impactful contributions to the advancement of biotechnology.