In itself, a flood that washes away an entire
population of rabbits is
a. a density-dependent factor.
b. an intrinsic limiting factor.
c. density-independent.
d. a consequence of exponential growth.
e. an example of a population reaching its
carrying capacity
C
You might also like to view...
Of the phage listed below, which creates mutations in its host genome via transposition?
A) lambda B) M13 C) Mu D) T7
Which one of the following Gram-negative bacteria is least likely to be the cause of a nosocomial infection?
A) a Klebsiella spp. B) a Salmonella spp. C) Escherichia coli D) Pseudomonas aeruginosa
Ecological efficiency is usually higher in aquatic ecosystems than on land, in part because photosynthetic protists do not make ____, as most land plants do.
A. chlorophyll B. ATP C. lignin D. cellulose E. organic material
Which of the following is an example of genomic imprinting in humans?
A) The maternal and paternal alleles of a gene pair are both expressed. B) One of the two X-chromosomes in females is randomly expressed and the other is repressed. C) Human males have only one Y-chromosome and one X-chromosome. D) A random pattern of autosomal allele inactivation is observed. E) In some allele pairs, only the paternal sourced allele is expressed, and in others, only the maternal sourced allele is expressed.