The “lub” heart sound is produced by closure of the ____________________ valves. Fill in the blank(s) with the appropriate word(s)
ANSWER: atrioventricular (AV)
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You created a worm that expresses a human Bcl-2 transgene, and you are crossing the transgene into a homozygous ced-9 mutant background. However, you inadvertantly used a clone of Bcl-2 with a mutation in the BH domain, which is essential for function. What results do you expect for the ced-9 mutants with the mutant Bcl-2 transgene?
A. 131 cells will die. B. All 1090 cells will die. C. All 1090 cells will live. D. 959 cells will die. 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 the apoptosis pathway? 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 do you know about electronegativity?
What will be an ideal response?
The breakdown of proteins in animals results in what type of waste product(s)?
What will be an ideal response?
Which of the following organelles breaks down worn-out organelles?
a. Golgi apparatus b. lysosomes c. smooth endoplasmic reticulum (ER) d. rough endoplasmic reticulum (ER) e. mitochondria