What is the purpose of using bacteria to study the function of myoglobin?
a. Bacterial myoglobin is similar to mammal myoglobin.
b. Bacteria genes are easier to clone than mammal genes.
c. Bacteria can express a myoglobin gene and myoglobin molecules can be produced in
quantity.
d. Bacterial reproduction rates.
e. Rates of evolutionary change in bacteria.
C
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What is the path of fluid as it is filtered from the blood and flows through the nephron?
A. Bowman's capsule ? proximal convoluted tubule ? loop of Henle ? distal convoluted tubule ? collecting duct B. collecting duct ? Bowman's capsule ? proximal convoluted tubule ? loop of Henle ? distal convoluted tubule C. Bowman's capsule ? loop of Henle ? proximal convoluted tubule ? distal convoluted tubule ? collecting duct D. Bowman's capsule? distal convoluted tubule ? loop of Henle ? proximal convoluted tubule ? collecting duct E. collecting duct ? distal convoluted tubule ? loop of Henle ? proximal convoluted tubule ? Bowman's capsule
Use the Hardy-Weinberg equations: p + q = 1 and p2 + 2pq + q2 = 1. If the dominant allele frequency is 0.8, then what percent of the population will be heterozyous?
A. 0.32 B. 0.16 C. 0.64 D. 0.04 E. 0.40
The largest prokaryote is ________
Fill in the blank(s) with correct word
Many protozoan species can form a ________ that can survive for periods outside a host.
Fill in the blank(s) with the appropriate word(s).