Ribosomes
steroids
What is the special chemical signal the body uses to direct some of its activities?Hormone- A chemical signal used to control body functions.there you go
a chemical which acts as a disinfectant
adenoidine triphosphate a molcule that acts as the main energy source for cell processes
Enzymes
steroids
Ribosomes
A person that acts as a messenger between two people is not helping anyone. This type of situation can cause problems and should be dealt with without a messenger.
What is the special chemical signal the body uses to direct some of its activities?Hormone- A chemical signal used to control body functions.there you go
Co2 or carbon dioxicide
the stretching of the bladder wall
It acts as a reactant. In a chemical reaction A substrate is a molecule that is reacted on by enzymes.
a chemical which acts as a disinfectant
When a receptor protein acts as an enzyme, the receptor protein activates a second messenger that acts as a signal molecule within the cell. Resources: HOLT Biology Textbook - 9th grade edition Chapter 4, Cells and Their Environment.
adenoidine triphosphate a molcule that acts as the main energy source for cell processes
When a hydrogen atom acts like a nonmetal in a chemical reaction, it gains an electron.
NaOH, acts as a base