cortez52203 cortez52203

04-02-2021
Biology

contestada

Which of the following is a surface barrier to infection?

antigens
skin
antibodies
lymph nodes

Respuesta :

audreymart138 audreymart138

04-02-2021

Answer:

skin

Explanation:

Answer Link

Otras preguntas

Alkalosis is a condition that occurs when: Select one: a. the level of carbon dioxide in the blood increases. b. dangerous acids accumulate in the bloodstream.

Shankar Company uses a perpetual system to record inventory transactions. The company purchases inventory on account on February 2, 2012, for $30,000, with term

A ________ refers to the way a product is defined by consumers on important attributes-the place the product occupies in consumers' minds relative to competing

Suppose small aircraft arrive at a certain airport according to a Poisson process with rate a 5 8 per hour, so that the number of arrivals during a time period

Using the allowance method for bad debts, the end of the period adjusting entry for estimated bad debts is: Multiple Choice Debit Bad Debts Expense and credit A

The N−N bond length in N2O is 1.12 Å, slightly longer than a typical N≡N bond, which is 1.10 Å, and the N−O bond length is 1.19 Å, slightly shorter than a typic

The study of the surface of the earth and the relationship ofpeople to their natural and physical environment is known as1Apolitics--=Bhistoryeconomicsgeography

A current is passed through a solution for 1.5 hours, and after this time period the mass of metal produced was 6.3 grams. What is the current, in amperes, that

Suppose the demand curve for a product is given by Q=10-2P+Ps1, where P is the price of the product and Ps is the price of a substitute good. the price of the s

what is the biggest contributor of sodium in our diets today?