Contemporary Issues in Biology Test 1 100% Solved 2024

Contemporary Issues in Biology Test 1 100% Solved 2024 What hasn't changed in the Biological Work? - Answer- The unknown is still greater than the known How does scientific methodology work? - Answer- Observation->Hypothesis->Tests of Hypothesis->Results What is the control group? - Answer- Variable being tested is absent What is the Experimental group? - Answer- Variable being tested is present When do results become part of general knowledge? - Answer- Only after they are published in a scientific journal. Must go through peer review Why have confidence in the popular press and professional website? - Answer- The info is based on the scientific method and scientific journals; not pseudoscience What is pseudoscience? - Answer- System of ideas/misconceptions erroneously regarded as science Why are dietary supplements dangerous? - Answer- FDA requires no scientific studies on safety; People use supplements without telling their doctors If dietary supplements are so dangerous, why are they legal? - Answer- Supplements are big businesses, donate millions of dollars to candidates If you had to design a study to investigate the effects of a new drug on health, what design would you use? - Answer- Two group experimental design What is the pathway of sperm? - Answer- Seminiferous Tubules in testes-> Stored in epididymis-> Vas Deferens-> Urethra What are the accessory glands? - Answer- Seminal vesicles, prostate glands, bulbourethral glands What does the seminal vesicle do? - Answer- Nourishment for sperm What does the prostate gland provide? - Answer- Acidic solution which stimulates ATP production of the sperm What does the Bulbourethral gland provide? - Answer- Lubricating fluid that is alkaline and neutralizes the acid environment of the urethra What is another name for the Bulbourethral gland? - Answer- Cowpers gland What is semen? - Answer- Millions of sperm and fluid from the accessory glands How do the male hormones work? - Answer- Pituitary and Testis, LH and FSH sent down Normal vs Enlarged Prostate - Answer- Walnut size, urethra open; Lemon/Peach size, urethra squeezed Effects of an enlarged prostate? - Answer- Constricts urethra, dilates bladder and urethra, discomfort