Which of the following cell types is long lived and continues to produce antibody?
a. cytotoxic T cells
b. memory B cells
c. T helper cells
d. plasma cells
e. macrophages
b
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Single-stranded miRNA targets the RISC complex to specific mRNA targets that contain sequences complementary to the miRNA
A. true B. false
What would be strong evidence to suggest a protist is phototrophic?
A. Many lysosomes B. Locomotion via several flagella C. The presence of chloroplasts D. Silicon dioxide cell walls E. A benthic lifestyle 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 the nutritional strategies of protists? How does it relate to the question? · 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?
________, a viral enzyme, is used to convert single-stranded RNA into ___________ for cloning. Fill in the blank(s) with the appropriate word(s)
As the concentration of substrate increases, the activity of the enzyme decreases
Indicate whether the statement is true or false