A student is studying the localization of mRNA in the cell. The cells are treated with a monoclonal antibody to a protein contributing to processing (P) body structure. Which part(s) of the cell would most likely show immunofluorescence?
A. nucleus
B. cytoplasm
C. both nucleus and cytoplasm
D. cannot be determined
B
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Which of these combinations of disorders is most likely in patients that are diagnosed with ADHD?
a. ADHD and depression b. ADHD and anxiety disorder c. ADHD without comorbidity d. ADHD with combined disorders
Which of the following can help you avoid developing cancer?
1.making good lifestyle choices 2.chemotherapy or radiation treatment 3.regular screening, including medical imaging 4.subjecting tissues to a biopsy
Antibiotics incorporated into the culture medium can ________.
A. select against organisms that have not incorporated the plasmid and select against organisms that have incorporated a plasmid not containing the desired gene B. select against organisms that have not incorporated the plasmid C. enhance production of recombinant proteins D. select against organisms that have incorporated a plasmid not containing the desired gene
Which of the following is correctly paired with its structure and function?
A) sclerenchyma — supporting cells with thick secondary walls B) ground meristem — protective coat of woody stems and roots C) guard cells — waterproof ring of cells surrounding the central stele in roots D) periderm — parenchyma cells functioning in photosynthesis in leaves