Cancer is not diagnosed by blood tests alone. As well as finding out how well organs in the body are working, you may be tested for a cancer marker. Markers are chemical substances that can show up in the blood of patients with some types of cancer.There are two markers that some pancreatic cancers may produce â CEA and CA19-9.s well as finding out how well organs in the body are working, you may be tested for a cancer marker. Markers are chemical substances that can show up in the blood of patients with some types of cancer. There are two markers that some pancreatic cancers may produce â CEA and CA19-9.
1 It never gets really hot (like in the rainforest) or really cold (like in the Taiga) in the temperate forest. 2  The temperature is generally between minus 20 degrees F and 90 degrees F. 3  Four seasons-There are four distinct seasons: winter, spring, summer, and fall. 4  Each season is about the same length of time.
The zone levels are dependent upon the height of the trees. The temperate deciduous forest gets its name because the temperatures are temperate meaning they are not extreme. Temperate deciduous forests receive 30 - 60 inches of rain each year and are ranked second only to the rainforest as the rainiest biome.Although the average temperature is 50Â° F, the winter typically sees temperatures below freezing. The trees of the temperate deciduous forest are deciduous of course.Their leaves change color with the season and eventually fall to the ground during winter. The four seasons are easily recognizable and each lasts about 3 months.he trees of the temperate deciduous forest are deciduous of course. Their leaves change color with the season and eventually fall to the ground during winter. The four seasons are easily recognizable and each lasts about 3 months.