Which of these statements describes genetic drift? 1 any change in a population's gene pool 2the change in a population's alleles due 3to chance the change in a population's allelic frequency due to better survival and reproduction
4the change in a population's genes due to individuals leaving the population​

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

The graph below compares the rates of reaction of a burning candle and an exploding firework. comparing chemical reactions what can you conclude from the graph? the reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires less energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs more rapidly than the reaction that causes a candle to burn. mark this and return

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment