A resource sink is . A resource sink is . a resource that is desirable, such that different cities must compete to obtain enough of it for their citizens an area that is able to trade for all of the things that it needs an area that produces many things and needs to export them to a variety of places an area that produces a single resource and can control the price of that commodity or service an area that produces almost none of the things that it needs

Cancer  is the  uncontrolled growth and division of cells  that is often prevented by  cell-cycle checkpoints that monitor for dna damage or spindle fiber failure and stop the ..  cancer  is theuncontrolled growth and division of cells that is caused  by un-repaired..

$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?

Planning,organizing,  leading, and  controlling.

Gamma rays  and beta particles are all  used  to treat internal organs. x-rays  are produced by firing electrons at a metal target and  gamma rays  are emitted by the nucleus of radioactive atoms.  gamma rays  are  used  to kill cancer cells, and to  medical  equipment and in radioactive tracers.