If your hypothesis is "Estrogens in sewage runoff turn fish into hermaphrodites," what is your null hypothesis?

A) Estrogens in sewage runoff have no effect in turning fish into hermaphrodites.
B) Estrogens in sewage runoff turn turtles into hermaphrodites.
C) Estrogens in sewage runoff turn hermaphroditic fish into unisexual fish.
D) Testosterones in sewage runoff turn fish into hermaphrodites.
E) Testosterones in sewage runoff have no effect in turning fish into hermaphrodites.


A) Estrogens in sewage runoff have no effect in turning fish into hermaphrodites.

Biology & Microbiology

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Which digestive structure is a J shaped muscular sac that mixes food with gastric juices?

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eukaryotes. Select the exception. a. replicational control b. transcriptional control c. translational control d. post-translational control e. transcript processing control

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Bone is composed only of nonliving material

Indicate whether the statement is true or false

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If your blood has a higher than normal concentration of albumin, what is also likely to be true?

A. Your hematocrit is abnormally high. B. The net reabsorption of interstitial fluid in the capillaries is higher than normal. C. Six hours previously, you ate a very large steak, which was rich in muscle proteins. D. The osmotic pressure of your interstitial fluid is higher than normal. E. Proteins are escaping into the interstitial fluid, causing a reduction in blood volume.

Biology & Microbiology