Answer:
Characteristics of Living Organisms
Explanation:
7669; since we are looking for the nearest 10’s we look at the last two digits, it’s 70, so all we need to do is go down 1 to have the “greatest whole number” ;)
Chemical signal can signify the lymphatic, nervous and endocrine system.
Mostly endocrine, the endocrine system is the body system responsible for providing the needed hormones for the body. These hormones and body fluids contribute and catalyse the growth, disposition, sex characteristics and other potential corresponding output of these hormones.