Describe two ways the body prevents the entry of microorganisms.

Acid in stomach kills pathogens in food.Skin creates a barrier that microorganisms cannot enter through.Hairs in nose and ears that trap microorganisms.Mucus and cilia in the trachea and bronchi that trap microorganisms and move them out through the throat.

Answered by Minnie A. Biology tutor

10793 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

describe the structure of the cardiovascular system, considering causes, resulting outcomes and treatment of coronary heart disease (CHD)


Explain Charles Darwin's Theory of Evolution


Explain the principle of the surface area to volume ratio and how it applies to gas diffusion in different organisms.


what are enzymes?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences