In a Population,the Difference Between the Birth Rate and the Death

question 39

Multiple Choice

In a population,the difference between the birth rate and the death rate is termed the

• A) population density determining factor.
• B) J-shaped population curve.
• C) population dispersion factor.
• D) S-shaped population curve.
• E) per capita rate of increase.

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Definitions:

Proteobacteria

Largest bacterial lineage; members show a wide range of metabolic diversity.

Cyanobacteria

Photosynthetic, oxygen-producing bacteria.

Spirochetes

Group of small bacteria shaped like a stretched-out spring.

DNA Nucleotides

The building blocks of DNA, consisting of a phosphate group, a sugar (deoxyribose), and a nitrogenous base.