Muscular contraction moves food through the alimentary canal by a process called ________
A) propulsion
B) active transport
C) peristalsis
D) swallowing
C
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A somatic cell from a garden pea normally contains 14 chromosomes. How many sister chromatids would that cell contain during G1 of the cell cycle?
A. 0 B. 7 C. 14 D. 28 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 know about sister chromatids? How does it relate to the question? 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?
Ciliated gills in clams, sharks continuously swimming with their mouths partly open, countercurrent flow of blood and water in fish gills, and the use of air sacs to effect unidirectional flow of air through bird lungs are all adaptations that optimize what factor in the formula for Fick’s Law of diffusion?
A. D B. A C. Dp D. d 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 diffusion? 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?
The variable region of a light chain is indicated by
a. A. b. B. c. C. d. D. e. E.
A mutation in which part of a chromosome is transferred to a non-homologous chromosome is referred to as:
a. deletion. b. inversion. c. translocation. d. fission. e. fusion.