A ring of DNA:

an ECG ring (P wave QRS wave and T wave are quite scientific, unlike some pictures that feel that people have ventricular fibrillation. )

A neuron:

lovely bacteriophage:

phospholipid bilayer:

too dense?

A water bear:

more read: water bear: my cute point is that I will never die.

(water bear is actually a general term for slow-walking animals, but I can't tell the specific species anyway. )

Purchasing our short white wedding dresses and mold your beautiful curves. Pefect for formal affairs or an informal ceremonies.

endorphin necklace:

Evolutionary Tree:

Golgi apparatus:

metaphase of mitosis:

nucleosome:

the basic structural unit of chromatin formed by DNA and histone

seven transmembrane G protein-coupled receptors.

A macrophage:

Picture from: pinterest, and sciencejewelry1824

Reading the original text is sciencejewelry1824's website, his home is really great.