What is the first line of cellular defense activated in the innate immune system?

Acute phase proteins:

Which type of organism is the most likely to have developed a pathogenic mechanism (such as toxin production or exhibit direct cytopathic effect)?

Under the gold standard, each currency was convertible into gold at a specified rate, and the exchange rate between two currencies was determined by their relative convertibility rates per ounce of gold.  

In order to prevent NK cells from attaching to healthy tissue, they need to bind to the ligands on which type of receptor?

Match the immune cell with the BEST description:

When investors  attempt to capitalize on the difference in interest rates between two countries by borrowing a currency with a low interest rate and investing the funds in a currency with a high interest rate, the transaction is called

The vascular tissue that transports water is

A fruit that has more than 1 ovary is a _____ fruit

 In dogs, sneezing is most commonly associated with upper respiratory viral infections, whereas sneezing in cats is usually the result of inhalation of foreign material.