what is an area of gray matter in the spinal cord
Tropomyosin
The myofilaments are actin and myosin.
Bundles of myofilaments make up
There are a number of things that may happen to substances that are less dense than the surrounding material. In most cases, this is what will cause them to float on the surrounding material.
When a substance cools, it loses thermal energy to its surrounding environment.
endocytosis
Myosin
Capillaries
cardiac
The A band
The surrounding substances, especially air.
They substances transported by blood.Gases,Nutrients,Water,Hormones,Urea,Ammonia,Other waste materials etc.