Adding a fibrinogen inactivator to blood would prevent:a
the formation of thrombin.
b. platelet formation.
c. the blood from clotting.
d. constriction of the blood vessels.
e. hemoglobin synthesis.
c
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The enhancement of the degradation of recalcitrant compounds by the addition of an easily metabolized carbon source such as glucose is called ________.
A. balancing B. spiking C. cometabolism D. Such enhancement does not occur.
Squids and octopuses move by means of water movement through their
A. tentacles. B. cilia and flagella. C. modified mantle cavity. D. muscular foot. E. radula.
Which of the following groups of species represents a guild?
A) species of birds that feed on nectar B) species of plants that use the C3 pathway of photosynthesis C) species of plants that tolerate shade D) species of plants or animals that are iteroparous
In eukaryotes, gene amplification is ________ and may occur when ________
A) the creation of multiple copies of the same gene; a large amount of the gene product is required for cell function B) a sudden increase in transcription of a gene; a large amount of the gene product is required for cell function C) a sudden increase in translation of a mRNA; a large amount of the gene product is required for cell function D) the creation of multiple copies of the same gene; transcription and translation are suppressed E) a sudden increase in transcription of a gene; translation is suppressed