The similarity between the bodies of sharks and dolphins is an example of convergent evolution. Indicate whether the statement is true or false
T
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a. are limited by only one factor at a time. b. increase arithmetically. c. increase indefinitely. d. are limited by the carrying capacity. e. are represented by a minimum of two different sizes.
The cuticle consists of:
a. cellulose. b. lignin. c. hemicellulose. d. starch. e. cutin
As filtrate passes through the descending limb of the loop of Henle, water passes _____ the nephron and some solutes pass _____ the nephron.
A. out of, out of B. out of, into C. into, out of D. into, into
A lung specimen from a pneumonia patient contains Gram-negative bacilli. Laboratory test results on the bacteria show they are nonmotile coliforms with a thick capsule. Which pathogen is the likely cause of the pneumonia?
A) Escherichia coli B) Enterobacter C) Hafnia D) Klebsiella E) Serratia