Most plants would grow best in a soil with ____
a. very small air spaces
b. relatively large air spaces
c. air spaces filled almost entirely with water
d. various sizes of air spaces
e. no air spaces
ANSWER: d
Biology & Microbiology
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True or False. Only homologous characters are useful in constructing phylogenetic trees
A. true B. false
Biology & Microbiology
The most common cause of low sperm count in males is _____
a. varicocele b. undescended testicles
c. testicular failure d. semen disorders e. obstructions
Biology & Microbiology
The CDC is located in
A) Atlanta, GA. B) Washington, DC. C) New York City, NY. D) Los Angeles, CA. E) Chicago, IL.
Biology & Microbiology
Animals with closed circulatory systems are more successful than animals with open circulatory systems.
Answer the following statement true (T) or false (F)
Biology & Microbiology