it measures how much of your blood is made up of red blood cells. Red blood cells contain the protein hemoglobin that carries oxygen from your lungs to the rest of your body. Hematocrit levels that are too high or too low can indicate a blood disorder, dehydration, or other medical conditions.
Answer:
spanish
Como el sodio retiene agua, se expande el volumen de sangre y aumenta la presión arterial. Por otro lado, los riñones controlan la presión arterial de varios modos. Si la presión arterial se eleva, aumenta la eliminación de sal y agua, lo que hace descender el volumen de sangre y normaliza la presión arterial.
english
Since sodium retains water, it expands blood volume and increases blood pressure. On the other hand, the kidneys control blood pressure in several ways. If blood pressure rises, the elimination of salt and water increases, which lowers the volume of blood and normalizes blood pressure.
Answer:
Geneticists use their own unique shorthand when analyzing the results from a genetic cross (a mating between two organisms with characteristics that scientists want to study). For example, they might use a letter of the alphabet to stand for each gene, capitalizing the letter for dominant alleles and using lowercase to represent recessive alleles. The same letter of the alphabet is used for each allele to show that they’re variations of the same gene.