Which of the following are true statements?
a. the polydnavirus prevents the caterpillar from identifying the wasp egg as a foreign body allowing the egg to pupate.
b. a parasitoid wasp infects caterpillars with a polydnavirus when it lays an egg inside the caterpillar.
c. the polydnavirus infects and kills the caterpillar before the wasp egg can pupate.
d. the polydnavirus causes the wasp egg cells to lyse, and the resultant virions infect future wasps that lay eggs in the caterpillar .

Acompany's income statement showed the following: net income, $145,000 and depreciation expense, $36,300. an examination of the company's current assets and current liabilities showed the following changes as a result of operating activities: accounts receivable decreased $11,500; merchandise inventory increased $22,200; and accounts payable increased $5,500. calculate the net cash provided or used by operating activities. $209,500 $139,000 $176,100 $186,500 $142,100

Uppose the book-printing industry is competitive and begins in a long-run equilibrium. then hi-tech printing company invents a new process that sharply reduces the cost of printing books. suppose hi-tech's patent prevents other firms from using the new technology. which of the following statements are true about what happens in the short run? check all that apply. hi-tech's average-total-cost curve shifts downward. hi-tech's profits increase. the price of books remains the same. hi-tech's marginal-cost curve remains the same.

You meet that special person and get married. amazingly your spouse has exactly the same income you do 47,810. if your tax status is now married filing jointly what is your tax liability