Human blastocyst in Petri dish. Conceptual computer illustration of artificial fertilization.

Human blastocyst on a pin tip. Conceptual computer illustration of artificial fertilization.

Human blastocyst on a pin tip. Conceptual computer illustration of artificial fertilization.

Human blastocyst on a pin tip. Conceptual computer illustration of artificial fertilization.

Telomere shortening with each round of cell division, conceptual illustration. Telomeres, the caps on chromosomes, shorten with age and during different pathological processes.

Blastocyst, computer illustration. A blastocyst is a hollow ball of cells with a fluid centre formed after several divisions of a fertilised cell (zygote). The inner cell mass (purple) contains the cells that will form the embryo proper, the embryonic...

Blastocyst, computer illustration. A blastocyst is a hollow ball of cells with a fluid centre formed after several divisions of a fertilised cell (zygote). The inner cell mass (purple) contains the cells that will form the embryo proper, the embryonic...

Cancer cell, illustration

Mitosis, light micrograph

Cancer cell, illustration

Quantum atom model

Iris with radiation warning sign, computer artwork.

Engineers in meeting in nuclear power station

Radiation warning sign overlaid a atomic structure, computer artwork.

Conceptual image of superstrings

Conceptual image of superstrings

Computer artwork depicting division of stem cells. A stem cell is an undifferentiated call that can divide indefinitely in culture. It can differentiate to form specialized cells that have a particular function, for example red blood cells, or it can deve

Operator in control room

Operators shaking hands in control room

Montage illustration about cell research containing scientific testing, a microscope, a computer, and cell division

A man breaking a chain which connects an office worker to an iron ball

Meiosis, artwork

Meiosis, artwork

Nuclear division, computer illustration.