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Why did sulfur mass-independent fractionation cease at 2.4 Ga? Explain both the event and the mechanism controlling the shift in fractionation.

Mass independent fractionation of sulfur can occur when: (choose all that apply).

The carbon and nitrogen isotope signature of an herbivore will be:

How does diabetes mellitus contribute to embalming complications?

Which of the following is a vascular consideration that you must consider in the embalming process? (Please choose all that apply)

When embalming a case with significant arteriosclerosis, which approach is most effective in ensuring proper fluid distribution?

Viscous blood due to an increase in red blood cells is most likely caused by?

A collector has 11 paintings.  How many ways can she choose 3 paintings to donate to the local museum?

A bin contains six marbles:  1 Red, 2 Blue and 3 Green.  Two marbles are randomly selected without replacement.  Examine the tree diagram and answer the following questions. a.  What is the probability both marbles are blue? [a]  Answer as a fraction in lowest terms. b.  What is the probability that the second marble chosen is red? [b]  Answer as a fraction in lowest terms. c.  What is the probability that both marbles are the same color? [c]  Answer as a fraction in lowest terms. d.  If the first marble chosen is green, what is the probability that the second marble chosen will be green? [d]  Answer as a fraction in lowest terms. e.  What is the probability of choosing at least 1 blue marble? [e]  Answer as a fraction in lowest terms.  

You must show all work on your paper to receive any credit for this problem!    Box 1 contains 2 black balls and 4 white balls. Box 2 contains 2 black balls and 1 white ball. A ball is drawn at random from Box 1, the color is recorded and the ball is then placed in Box 2.  Then a ball is drawn at random from Box 2 and the color recorded.   a.  Draw a complete tree diagram of this experiment.  Include probabilities along branch lines. b.  List all possible outcomes of the recordings of the colors of both balls ALONG WITH their probabilities.