You step on something in the yard resulting in a puncture wound that does not bleed freely. Antigens from any microbes that entered the wound will most likely end up in the
A) appendix.
B) lymph nodes of the groin.
C) lymph nodes of the neck (cervical).
D) lymph nodes of the armpit (axilla).
E) spleen.
B
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The table shows the distribution of traits (A-E) in six extant species (1-6). A "0" indicates the ancestral condition, and a "1" indicates the derived condition. Which trait is least informative of phylogenetic relationships within the group?
A. A
B. B
C. C
D. D
E. E
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?
Gather Content
· What do you already know about cladistics?
Consider Possibilities
· What other information is related to the question? Which information is most useful?
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?
In mitochondria,
A) energy from nutrients is converted into a form that a cell can use. B) all of a cell's DNA is replicated. C) fats and carbohydrates are degraded. D) sugars are added to proteins.
What is the product of transcription?
A. protein B. RNA C. DNA D. genes E. All of the choices are correct.
When membrane proteins on an olfactory neuron are stimulated by the binding of a specific chemical, what is the immediate result?
A. Membrane hyperpolarization B. Neurotransmitter release C. Membrane depolarization D. Membrane repolarization E. Active ion transport