Cell structure, existing in pairs, that occurs in the centrosome and may help organize a mitotic spindle for chromosome movement during animal cell division.
What will be an ideal response?
centrioles
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A new organism was identified that contained arsenic in place of phosphate in its DNA double helix structure. Based upon this information alone, it can be determined that this change will greatly alter the information encoded by this genetic material.
Answer the following statement true (T) or false (F)
Systemic anaphylaxis can quickly result in airway blockage, shock, and death.
Answer the following statement true (T) or false (F)
Which diagnostic test(s) would you recommend for a patient that you suspect is showing signs of early stage Charcot-Marie-Tooth disease? (Check all that apply.)
_____ Culture and protein expression profile of oligodendrocytes _____ EKG to look for rhythmic abnormalities _____ EMG to test muscle responses _____ fMRI of the frontal lobe of the brain _____ fMRI of the rACC of the brain _____ Genetic testing for mutations in the PMP22 and MFN2 genes _____ Nerve biopsy to look for signs of demyelination _____ Nerve conduction study to test the rate of impulse conduction Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content/Choose Answer · What do you already know about components of the nervous system? What other information is related to the question? 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?
In working with an infertile couple, through fertility testing, it is confirmed the wife releases polar bodies each month, wrapped in follicle cells. How would you explain their infertility?
A. The wife's ovaries are not making eggs, just polar bodies. B. The wife lacks ovaries. C. The wife has excess estrogen. D. The wife's ovaries are producing testosterone. E. None of the answer choices is correct.