Which of the following is true about temporal variation in community biomass?
A. It cycles faster in communities with low species richness.
B. It increases with increases in species richness.
C. It decreases with increases in species richness.
D. It cycles faster in communities with high species richness.
E. It is usually low because community biomass is very stable over time.
C. It decreases with increases in species richness.
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The lateral line system in elasmobranchs is used to detect which of the following?
1.Electric currents 2.Odors 3.Sounds 4.Vibrations
The spinal cord runs through the vertebral column and connects with the brain through the
__________. Fill in the blank(s) with the appropriate word(s).
Mechanoreceptors include receptors that allow us to detect all of the following except:a
touch. b. pressure. c. gravity. d. taste. e. stretching.
Jorge has developed prostate cancer, so he undergoes an operation to remove the malignancy. What other structures will the cancer specialists look at to check for metastasis?
A) local arteries B) connecting veins C) neighboring lymph nodes D) portions of the liver