An insect destroying the ________ layer of tissues in a leaf would lead to a decrease in the ability of gas exchange within the leaf.
A. cuticle
B. spongy mesophyll
C. xylem
D. palisade mesophyll
E. epidermis
Answer: B
Biology & Microbiology
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The plague bacillus is known as
A. Plasmodium vivax. B. Pneumocystis carinii. C. Streptococcus pyogenes. D. Yersinia pestis.
Biology & Microbiology
Negatively charged subatomic particles that have almost no mass are called:
A. electrons. B. protons. C. neutrons. D. ions. E. polymers.
Biology & Microbiology
The realized niche for the green anole was determined by:
a. a limiting resource. b. competition. c. symbiosis. d. coevolution. e. disease.
Biology & Microbiology