Answer:
There are three types of endocrine cells;
Explanation:
; alpha cells which secrete glucagon, beta cells which secrete insulin, and delta cells which inhibit the secretion on glucagon and insulin: Glucagon increases the blood glucose level by stimulating the liver causing convert Glycogen into Glucose (sugar).
We should suction the airway.
This is because the thick mucus and secretions should be removed from the trachea.
Fitness is the quantitative representation of natural and sexual selection within evolutionary biology. It can be defined either with respect to a genotype or to a phenotype in a given environment.
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Vesicles form naturally during the process of secretion(exocytosis), uptake (phagocytosis and endocytosis) and transport of materials within the cytoplasm. Alternatively, they may be prepared artificially, in which case they are called liposomes.