During an arson investigation, you collect evidence near the scene of the re. Which of the following things you collected is an example of a
-ubstrate control sample?
cone of the fire

Can someone me with 1 to 4 plz. fast

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

Which of the following describes a situation where competition between producers exists