In the mechanics of conjugation, exclusive of gene transfer, Hfr and F+ strains behave the same.
Answer the following statement true (T) or false (F)
True
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External economies (typically achieved in urban areas) result from all of the following except
A) shared labor markets. B) shared information and innovation. C) shared infrastructure. D) shared fixed social capital. E) shared profits.
About twelve to twenty-four hours after the
previous meal, a person's blood-sugar level normally varies from 60 to 90 milligrams per 100 milliliters of blood, though it may rise to 130 mg/100 ml after meals high in carbohydrates. That the blood-sugar level is maintained within a fairly narrow range despite uneven intake of sugar is due to the body's ability to carry out a. adaptation. b. inheritance. c. metabolism. d. homeostasis. e. all of these processes.
The transfer of electrons from one compound to another is equivalent to __________ transfer
a. heat b. oxygen c. enzymatic d. phosphorus e. energy
Populations that were once considered separate species are sometimes reassigned to the same species because
A) they have evolved to look different from each other. B) they have evolved to look the same. C) they are no longer capable of interbreeding. D) it was discovered that they can produce viable and fertile offspring. E) they have been found to be genetically identical.