Reactants are converted to products by
A. breaking and forming bonds.
B. enzymes binding to products.
C. reactants always releasing energy.
D. enzymes releasing energy.
Answer: A
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Most procaryotic cells reproduce by:
A) binary fission B) budding C) gamete production D) spore formation
The major classes of antibody molecules are called antigen-globulins
Indicate whether the statement is true or false
Bacteria that normally live on or in the body and prevent other bacteria from becoming too numerous are referred to as ________
A) bacterial toxins B) beneficial bacteria C) pathogens D) parasitic
Which of the following choices shows the order in which white blood cells migrate to infected tissues?
A) Macrophages - monocytes B) Lymphocytes - macrophages C) Neutrophils - macrophages D) Neutrophils - monocytes E) Macrophages - neutrophils