hannahxcakes hannahxcakes

05-01-2017
Health

contestada

our skin presents a __________ to pathogens. A. physical barrier B. chemical barrier

Respuesta :

lbsaylor82 lbsaylor82

05-01-2017

physical barrier to protect us from pathogens

Answer Link

celestemorrell5 celestemorrell5

05-01-2017

The skin presents a physical barrier to pathogens

Answer Link

Otras preguntas

A lawn sprinkler sprays water 5 ft in every direction as it rotates. What is the area of the sprinkled lawn?

_____ properties can be observed only when the substances in a sample of matter are changing into dfferent substances

Use the excerpt to answer the question. The primary goal of the two sections was to O A. criminalize rapid growth in any industry. 0 B. prevent corporations fro

Mars is an 18-billion dollar privately owned business; Hershey is only a 9 billion dollar publicly owned business. How could Hershey sell more candy and chocola

Read the sentence. Piles of discarded trash litter the cobblestones of the quaint brick alley. Which image best shows a visualization of this sentence? A cobble

When acids and bases are mixed, they ______ each other. 1: Neutralize 2: Intensify

A balance sheet reflects a firm's:_____. a. accounting value on a specific date. b. income at a specific time. c. economic value over a specified time period.

Nonsense will be reported!!

VERY URGENTTT how many moles of h2o is produced when 12 grams of ch4 completely react? A. 0.75 moles B. 27 moles C. 0.67 moles D. 1.50 moles

Martin kimani representing kenya at the u. N. States ""this situation echoes our history"" and then describes how modern africans did not draw their own borders