Suppose two genes a and b are 7.4 map units from each other, and that genes b and c are 5.7 map units from each other. You do a cross to determine the map distance between a and c. Which result would indicate that c lies between a and b?
a. 2.0 map units
b. 11.1 map units
c. 14.8 map units
d. 15.0 map units
Ans: a. 2.0 map units
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The complex of periplasmic flagella that mediates the movement of spirochetes is referred to as the ________.
A. axillary filament B. periplasmic flagella C. axial filament D. peritrichal axon E. periplasmic flagella or axial filament
The figure below represents a joint in the hind leg of a grasshopper. The exoskeleton of the leg is indicated by the two pairs of parallel black lines. A muscle that moves this leg is fixed to the skeleton at the end marked with a blue star. When the muscle contracts, it will pull on the tendon at its opposite end. Which configuration shows the most likely arrangement of the exoskeleton and a muscle that increases the flexion of this leg?
A. A
B. B
C. C
D. D
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
Gather Content
· What do you know about the orientation of a muscle in a joint? What other information is related to the question?
Choose Answer
· Given what you now know, what information 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?
As blood enters the lungs, it enters the alveoli by passing across the:
A. pulmonary artery B. pulmonary capillary C. pulmonary arteriole D. pulmonary venule.
Mouse models for human diseases, such as cystic fibrosis, have been created by recombinant DNA technology.
Answer the following statement true (T) or false (F)