Why must fresh bacterial cultures be used in a Gram stain?

Why must fresh bacterial cultures be used in a Gram stain?
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Why must young cultures be used when doing a Gram stain Young cultures must be used so the crystal violet can stick to the cell walls of Gram positive bacteria. The cell walls break down in old cultures and the staining process is not accurate
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A high school student presents with headache, fever, and cough of 2 day’s duration. Sputum is scant and nonpurulent and a Gram stain reveals many white cells but no organisms. Since this patient appears to have atypical pneumonia. You should initiate treatment with (a) Cefazolin (b) Clindamycin (c) Erythromycin (d) Gentamicin (e) Trovafloxacin

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Before bacterial cells are simple stained and observed with the light microscope, they must be a. Smeared on a slide. b. Heat fixed. c. Air dried. d. All the above (A—C) are correct.

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After 48 hours of a cataract extraction operation, a patient complained of ocular pain and visual loss. On examination, this eye looked red with ciliary injection, corneal oedema and absent red reflex. The first suspicion must be: a. Secondary glaucoma. b. Anterior uveitis. c. Bacterial endophthalmitis. d. Acute conjunctivitis

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How much mechanical work must be done to completely melt 1 gram of ice at 0°C? (1) 4.2 J (2) 80 J (3) 336 J (4) 2268 J

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How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? (1) 4.2 J (2) 80 J (3) 336 J (4) 2268 J

Description : How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? (1) 4.2 J (2) 80 J (3) 336 J (4) 2268 J

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To which Bill the President must accord his sanction without sending it back for fresh consideration? -Do You Know?

Description : To which Bill the President must accord his sanction without sending it back for fresh consideration? -Do You Know?

Last Answer : answer:

To which Bill the President must accord his sanction without sending it back for fresh consideration? -Do You Know?

Description : To which Bill the President must accord his sanction without sending it back for fresh consideration? -Do You Know?

Last Answer : answer:

Photographic plates are covered with black paper because (a) the cellulose acetate of the paper must remain fresh (b) sunlight is easily absorbed by black paper and it helps develop the film (c) the silver bromide present on the plate is very sensitive to light and black paper prevents contact with light (d) the conversion of silver bromide to metallic silver is essential

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To which of the following Bills the President must accord his sanction without sending it back for fresh consideration? (1) Ordinary Bills (2) Money Bills (3) Bills passed by both Houses of the Parliament (4) Bill seeking amendment to the Constitution

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To which Bill the President must accord his sanction without sending it back for fresh consideration?

Description : To which Bill the President must accord his sanction without sending it back for fresh consideration?

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I cultures with very spicy food, do they slowly wean their children onto the spicy food, or do they hit them with the full force from the beginning?

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Are there any cultures that encourage children to continue to live at home after they've become adults?

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What are some things about the world (especially other cultures) that you believed before being exposed to the internet, military, college, or other life experiences?

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Since the English and Dutch cultures are relatively open minded and free of prejudice, how did apartheid gain such a foothold in South Africa?

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Last Answer : Who says they were? Those cultures have a long history of slave capturing and trading, plus ruthless and cruel-even murderous-exploitation of peoples in their occupations, trading hegemonies, and ... had more convincing bragging rights about their liberalism'. But that's pretty darn recent.

What cultures, religions, civilizations, utilized hexagon- and beehive-inspired architecture?

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What do you want to know about other cultures?

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Last Answer : What I read and what I see when I visit distant lands. That’s all.

Is it possible to accumulate wealth of knowledge scattered in various languages / cultures?

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Last Answer : Anything is possible and don’t let anyone make you think otherwise.

Do you think the differences between cultures and ethnicities will change over time?

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Are there any cultures in your own country that you have a very hard time identifying with, or understanding?

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Can you list some works of science fiction, where an alien planet has multiple distinct cultures, that are not set up purely to establish conflict for the plot?

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Do all cultures have the obsession with breasts like we do?

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