Cardiac muscle makes up the bulk of the heart. That tissue is made of cardiomyocytes or muscle cells.
The Neuron.
oxygen
Dentin is a hard tissue that makes up the bulk of the tooth structure beneath the enamel. It is sensitive to stimuli such as temperature changes and decay, and serves to protect the inner pulp of the tooth.
A dentine forming cell, also known as an odontoblast, is a specialized cell found in the pulp of teeth. These cells are responsible for producing dentin, the hard tissue that makes up the bulk of the tooth structure and protects the nerve of the tooth.
oxygen
Dentine is a mineralized tissue that makes up the majority of a tooth's structure. It lies beneath the enamel covering of the tooth and is softer than enamel but harder than bone. Dentine plays a crucial role in supporting and protecting the inner pulp of the tooth.
enamel
Nitrogen.
No. Silica is a compound found in many rocks. The rock that makes up the bulk of the continents is granite, which does contain quartz which is a form of silica.
the radiation zone- A+ test , your welcome
water