<span>In the duct system the atop testis where sperm mature from is known as the epididymis</span>
Experiments in general are more reliable when a greater sample size is used. When using a small sample size, a mistake or fluke can greatly effect the outcome of the experiment. With a large sample size, there is more data to understand averages and deviations to the average data. The average will likely be more accurate with more data, which would make his sample size more reliable.
Answer: The answer is the last option, Backflow of blood through a defective valve.
Explanation: Hypotension causes high blood pressure, and the other two options are not related to heart murmurs. A hear murmur is when the blood isn't flowing in the right direction causing the hear to beat irregularaly.
Fossil fuels coal<span>, </span>petroleum, and natural gas <span>are our main sources of energy
, these sources gives us energy and producing the vast majority of fuel,</span>electricity<span>, and heat used by people across the globe but cause the global warming and increase the temperature of the earth
hope it helps</span>