The carbamino effect describes a change in the conformation of hemoglobin that is induced by a(n)
A) decrease in temperature.
B) increase in pH.
C) decrease in pH.
D) increase in CO2.
E) increase in temperature.
Answer; D) increase in CO2.
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Linnaeus lumped all of the worm-like animals into the category Vermes (Vermis is Latin for worm). Is this a valid classification scheme?
A. No, because some worms are protists. B. Yes, because all worms are members of the same phylum. C. Yes, because all worm-like animals are more closely related to each other than they are to other animals. D. No, because the worm-like body plan has appeared many times through evolutionary history and is not a useful trait for classification. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about animal classification? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
An important grazer of kelp plants is the:
a. octopus. b. kelp bass. c. sea urchin. d. sea otter. e. sea anemone.
The organ responsible for excretion of both urine and
feces “F” is called the a. mouth. b. crop. c. gizzard. d. secreting portion of stomach. e. cloaca.
The sense organ in Figure 43-1 includes receptor cells referred to as:
a. otoliths, structures labeled 1. b. hair cells, structures labeled 2. c. statocysts, structures labeled 5. d. Meissner corpuscles, structures labeled 3. e. Merkel discs, structures labeled 4.