The process of clot retraction squeezes serum from the clot, thereby joining the edges of the broken vessel. through the action of actin and myosin, filaments in platelets contribute to clot retraction. failure of clot retraction is indicative of what?

Based on what you have read so far, how has Buck changed as a result of his new environment and experiences? Explain your answer with details from the text.

substitution is the answer in this case

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.