The proposed explanation for a phenomenon is BEST described as a(n)

a) observation
b) hypothesis
c) testable prediction
d) experiment
e) theory


Answer: b) hypothesis

Biology & Microbiology

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Each nephron of the kidney consists of a long tubule and associated small blood vessels. Blood cells and plasma proteins are too large to enter with the glomerular filtrate. What is the correct path for the filtrate to follow through the nephron in the production of urine?  

A.  Bowman's capsule ? distal convoluted tubule ? loop of Henle ? proximal convoluted tubule ? collecting duct B.  Bowman's capsule ? proximal convoluted tubule ? loop of Henle ? distal convoluted tubule ? collecting duct C.  Bowman's capsule ? loop of Henle ? proximal convoluted tubule ? distal convoluted tubule ? collecting duct D.  Bowman's capsule ? collecting duct ? proximal convoluted tubule ? loop of Henle ? distal convoluted tubule E.  collecting duct ? proximal convoluted tubule ? loop of Henle ? distal convoluted tubule? Bowman's capsule

Biology & Microbiology

Which layer of the stomach wall is modified into deep folds?

A) serosa B) mucosa C) submucosa D) muscularis

Biology & Microbiology

Variations in rates of growth for different parts of the body are referred to as:

a. allometric growth patterns. b. adaptive growth patterns. c. allopatric growth patterns. d. allopolyploidy. e. preadaptations

Biology & Microbiology

When drugs such as penicillin are transported in the blood, they are attached to globulins, a type of specialized hemoglobin molecule

Indicate whether the statement is true or false

Biology & Microbiology