In a contracted sarcomere, ____
a. there is little overlap of actin and myosin
b. the Z lines are close together
c. the sarcomere length has increased
d. power strokes are inhibited
e. the overall muscle is relaxed
ANSWER: b
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Based on the functional roles of phosphate in various microbial metabolisms, deduce which compounds phosphate exists as in microorganisms
A) organic compounds B) inorganic compounds C) both organic and inorganic compounds D) neither organic nor inorganic compounds
In The Origin of Species by Natural Selection, ____ proposed that natural mechanisms produce and
transform the diversity of life on Earth.
a. Alfred Russel Wallace b. Charles Lyell c. Charles Darwin d. Joseph Hooker e. Charles Darwin and Alfred Russel Wallace
The background of a Brown and Hopps gram stained section is intense red. This could most likely be corrected in the future by changing the time in the:
a) iodine solution b) Gallego solution c) picric acid-acetone d) crystal violet
The study and diagnosis of antigen-antibody interactions in the blood is known as
A) immunology. B) hematology. C) serology. D) cytology. E) histology.