The rapidity and cost-efficiency of DNA sequencing has made it possible to sequence virtually all of the genes present in the microbes of a given habitat. This generates a collective genome for that habitat, which has come to be called a(n) _________.
A) exogenome
B) megagene
C) metagenome
D) netagenome
E) metachron
Ans: C) metagenome
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All of the following are important characteristics of a nerve signal EXCEPT
a. the type of energy. b. the number of sensory cells stimulated by the same event. c. the duration of the sensory signal. d. the continuity of the sensory signal
Hemodialysis____
a. involves removing the patient's blood, cleansing it, and returning it to the body b. can be done at home by pumping dialysis solution into the abdominal cavity c. only needs to be performed once a month d. replaces a person’s blood during the filtration process e. is only required while a kidney heals itself
Which of the following primarily enters a plant somewhere other than through the roots?
A) carbon dioxide B) nitrogen C) potassium D) water
The phenotype of an organism reflects only part of its genotype
Indicate whether the statement is true or false