Sentence examples for surrounding a layer of from inspiring English sources

The molecule mimics the shape of high-density lipoprotein (HDL) and is composed of an outer phospholipid layer (orange, blue, and red dots) surrounding a layer of peptides (spirals).

This paper considers a fluid-loaded sandwich panel, made up of layers of relatively rigid skin material surrounding a layer of less dense core material, with an unsteady point driver in steady mean flow.

The cores of these massive stars become layered like onions as progressively heavier atomic nuclei build up at the center, with an outermost layer of hydrogen gas, surrounding a layer of hydrogen fusing into helium, surrounding a layer of helium fusing into carbon via the triple-alpha process, surrounding layers that fuse to progressively heavier elements.

Experiments show that simple diffusion of nutrients and waste molecules is not sufficient to explain the typical multilayered structure of solid tumours, where an outer rim of proliferating cells surrounds a layer of quiescent but viable cells and a central necrotic region.

A study in 2010 suggested it was a rocky world with a surface of graphite surrounding a thick layer of diamond, instead of water and granite like Earth.

The resulting grains consist of Ti cores surrounded by a layer of T3Al which in turn is surrounded by another layer of TiAl.

The vascular cylinder of the root is surrounded by a layer of parenchymatous pericycle cells.

The spermatheca duct ends in a capsule-like structure surrounded by a layer of gland cells.

It consists of a droplet, about 250 nanometers in diameter, of perfluorocarbon, an inert liquid, surrounded by a layer of lipid, or fat.

They consist of a core of bone surrounded by a layer of horn (keratin) that is in turn covered by keratinized epidermis.

The ovulated mammalian egg typically is surrounded by a layer of columnar follicular cells, the corona radiata; but it is naked in some insectivores and some marsupials.