The energy released in the mitochondrial electron transport chain is used to transport proteins into the.  

A.  mitochondrial matrix.
B.  cytoplasm.
C.  endoplasmic reticulum.
D.  intermembrane space of the mitochondria.
E.  nucleus.


D.  intermembrane space of the mitochondria.

Biology & Microbiology

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An immunoassay was developed to rapidly diagnose patients infected with an emerging virus. However, the researchers discovered that some individuals were producing false negatives when tested, despite being infected with the virus. What might explain this?  

A.  Rapid evolution of the viral antigen B.  Changes in the length of the viral DNA C.  Number of genome copies carried in each virion D.  Changes in the antibody produced by the virus 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 immunoassays?   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?

Biology & Microbiology

Which mineral comes from dairy products and dark green vegetables?

a. Sodium b. Iodine c. Chloride d. Iron e. Calcium

Biology & Microbiology

Which existing reptile group is most closely related to birds?

a. crocodilians b. lizards c. snakes d. tuataras e. turtles

Biology & Microbiology

Cell theory or cell doctrine is based on some basic principles. Choose the description that best addresses these principles.

A. Cells are the smallest unit of living organisms, and new cells form from pre-existing cells by cell division. B. All life is composed of two or more cells, the smallest unit of life are cells, and cell division from pre-existing cells is the only way cell continue to exist. C. New cells come only from pre-existing cells by cell division. D. All living organisms are composed of one or more cells, cells are the smallest units of life, and new cells come only from pre-existing cells by cell division. E. All living things are composed of one or more cells.

Biology & Microbiology