In addition to the urethra, this muscular duct travels through the prostate gland: the ejaculatory duct.
The ejaculatory duct (Ductus ejaculatory) is a paired structure in the male anatomy. Each ejaculatory duct is formed by the union of the ducts of the seminal vesicles and the vas deferens. They pass through the prostate and lead to the urethra above the seed.
The ejaculatory duct provides the interface between the male reproductive and urinary systems, feeding sperm into the urethra, adding secretions from the prostate, and supplements necessary for sperm function (see diagram below). ).
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Answer:
Between-Subjects Design
Explanation:
The advertisement was shown to two different groups of people because Between-Subjects Design was used. This type of design determines that a research will bring together two groups of people, where each person, of each group, will only be exposed to one treatment of the experiment, that is, to a tested element, having not counted on the other treatment of the experiment. This allows the research to be able to compare the results of each treatment in different people.
The answer is the Columbian Exchange. This refers to a time of social and natural trades between the New and Old Worlds. Trades of plants, creatures, ailments and innovation changed European and Native American lifestyles. Starting after Columbus' disclosure in 1492 the trade kept going during the time of development and revelation.
Railroads helped farmers by letting them sell crops all around the country.
