Define the following terms completely: i. Axenic colony ii.Dilution gradient iii. Umbonate

Question

Question

Define the following terms completely:

i. Axenic colony

ii.Dilution gradient

iii. Umbonate

Answer 1

Answer #1

Answer:

1):Axenic colony

In biology, axenic describes the state of a culture in which only a single species, variety, or strain of organism is present and entirely free of all other contaminating organisms

2):Dilution gradient

Dilution Gradient in microbiology refers to the decreasing number of cells as they move across the agar and away from the point of inoculation during streak method of inoculation.

3):Umbonate

in the dictionary is relating to a small hump projecting from the centre of the cap in certain mushrooms.
Other definition of umbonate is relating to a hooked prominence occurring at the apex of each half of the shell of a bivalve mollusc.

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Answer 2

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