In dissimilatory sulfate reduction by Desulfovibrio, electrons are passed out of the cell, where they are used to reduce sulfide completely to sulfate.
Answer the following statement true (T) or false (F)
False
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Answer the following statements true (T) or false (F)
1.Each myofibril consists of two types of filaments, a thick actin filament and a thin myosin filament. 2.The relative thickness of vessel walls, from greatest to least, is: artery, vein, capillary. 3.The theoretical maximum heart rate for a 20-year-old is 200. 4.Cardiac output depends on heart rate and stroke volume. 5.The right ventricle sends blood to the lungs.
Bacteria group their genes such that they share a single promoter and the mRNA transcript synthesizes several different polypeptides. Collectively, these are referred to as ________ mRNAs, which are part of the operon system
Fill in the blank(s) with correct word
Who are responsible for discovering the structure of DNA?
A. Francis Crick and James Watson B. Matthias Schleiden and Theodor Schwann C. Charles Darwin and Joseph Farman D. Anton van Leeuwenhoek and Theodor Schwann E. Theodor Schwann and Robert Hooke
Which of the following is not found in ATP?
A) a nitrogen-containing base B) a phosphate group C) a sugar D) All of these are found in ATP.