Which vessel type regulates the amount of blood a particular area receives?
a. arteries
b. arterioles
c. capillaries
d. venules
e. veins
b
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Choose the true statement about the morphological data in the chart shown below. The "1" in the box means the trait is present and the "0" indicates that the trait is absent.(Note: All of the characteristics across the top of the columns are considered "TRAITS" for purposes of reading the chart.).
A. All organisms in this chart share all of the derived characteristics.
B. Only the gorilla and humans share all of the derived characteristics.
C. The lamprey is the only outgroup since it has none of the derived characteristics.
D. The salamander and the tiger together are the outgroup because they only share two of the derived characteristics (jaws and lungs).
E. The shark is the outgroup since it only has one of the derived characteristics (jaws).
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 outgroups and derived characters?
Consider Possibilities
· Consider the different answer options. Which can you rule out?
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?
The primary reservoir for calcium that is released during excitation-contraction coupling in a skeletal muscle fiber is the
A. troponin. B. endoplasmic reticulum. C. transverse tubules. D. sarcoplasmic reticulum. E. Golgi bodies.
What is the difference between ATP and ADP?
a. ATP can only be used once and cannot be recycled, whereas ADP is the recyclable form of ATP. b. ADP is an enzyme required to convert ATP into energy. c. ADP contains only two phosphates (adenosine diphosphate), whereas ATP contains three. d. By using ADP and a free-floating phosphate, an organism can rebuild its supply of ATP, but ATP never leads to ADP. e. There is no difference
Multiple sclerosis results from an autoimmune disease that primarily involves
A) destruction of the hippocampus. B) destruction of myelin sheaths. C) destruction of regions of the motor cortex. D) deterioration of parts of the spinal cord.