Enveloped viruses may enter their host cells by engulfment within coated vesicles (endocytosis).

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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In the reaction catalyzed by aconitase, the conversion of citrate to isocitrate is inhibited by fluoroacetate. Fluoroacetate is used as a pesticide. Why is this an effective pesticide?  

A.  It inhibits glycolysis B.  It inhibits pyruvate oxidation C.  It inhibits the Krebs cycle D.  It inhibits the electron transport chain E.  It inhibits ATP synthase 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 cellular respiration and when citrate is converted to isocitrate? What other information is related to the question?   Choose Answer   Do you have all necessary information to determine why fluoroacetate is an effective pesticide? 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?

Biology & Microbiology

What is the correct rank order for relative energetic cost (most to least) of the primary nitrogenous wastes generated by different animals?

A. ammonia ? urea ? uric acid B. uric acid ? urea ? ammonia C. urea ? uric acid ? ammonia D. ammonia ? uric acid ? urea E. urea ? ammonia ? uric acid

Biology & Microbiology

DNA fingerprints, such as those first used by Alec Jeffries, reveal variations in _____ between different individuals

a. blood type b. cancer-causing mutations c. transgenes d. the locations of restriction enzyme recognition sites e. STR alleles

Biology & Microbiology

The first step in sewage treatment is ________.

A. filtration B. aeration and settling C. sedimentation D. chlorination

Biology & Microbiology