Helium is an inert gas that rarely reacts with other elements because it has the maximum number of valence electrons in its outer shell.
Answer the following statement true (T) or false (F)
True
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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 pair of species shares the greatest number of derived characters (synapomorphies)?
A. 1 and 4
B. 6 and 3
C. 6 and 1
D. 5 and 6
E. 5 and 1
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?
What happens when rocks are newly exposed (or created) in an area?
a. k-selection b. r-selection c. primary succession d. secondary succession
Which chromosomes are carried by a normal
female butterfly?
. ZO b. ZW c. WW d. WO e. ZWW
Which of the following biomes contains permafrost?
A) taiga B) tundra C) desert D) temperate grassland