Which of the following statements about hemoglobin is false?
A. Hemoglobin is only found within blood cells
in animal bodies.
B. Hemoglobin increases the amount of
oxygen in vertebrate blood one hundredfold.
C. The similarity of vertebrate and
invertebrate hemoglobins suggest that a
shared form of hemoglobin evolved in a
common ancestor of these lineages.
D. Some plants use hemoglobin to bind
oxygen in order to keep cellular
concentrations low.
E. All of the answer options are correct.
A
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Tubular secretion occurs in the region labeled
a. 1. b. 2. c. 3. d. 4. e. as none of these.
Dolly developed an infection in her lungs and was
euthanized at the age of about a. two months. b. two years. c. three years. d. six years. e. nine years.
A chromosome library is a collection of all of the DNA:a
that occurs in one species. b. contained in one chromosome. c. that would be found in the chromosomes of a typical cell of a particular organism. d. in a recombinant gene. e. that codes for functional enzymes in a chromosome of a particular organism
If you were given an insect and asked to analyze its nitrogenous waste, you would prepare to test for
A. urea. B. ammonia. C. uric acid. D. urine.