Understanding Variables in Research

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What is the color of the colonies observable on the blood agar plates?

Grayish to yellowish

What type of haemolysis is observed in the colonies on the blood agar plates?

Alpha haemolytic

What agar was used for the experimentations with oregano preparations after isolating the colonies?

Mueller Hinton Agar

How were pure colonies acquired from the secondary and tertiary cultures?

<p>Using a disposable loop</p> Signup and view all the answers

In which direction did the researcher streak the loop on the Mueller Hinton agar in the upper part of the plate?

<p>From left to right going downwards</p> Signup and view all the answers

How did the researcher streak the loop towards the end part of the plate?

<p>On the side in a horizontal position going downwards</p> Signup and view all the answers

In what motion did the researcher streak it again after stroking on different positions?

<p>In a circular motion</p> Signup and view all the answers

Which technique did the researcher use to draw the loop from upwards to downwards?

<p>'Up and Down' technique</p> Signup and view all the answers

What was done after streaking on the side of the plate on a diagonal position going downwards?

<p>'Wavy' streaking motion</p> Signup and view all the answers

In what manner did the researcher streak it on the side of the plate on a horizontal position going downwards at its end part?

<p>With 'straight' strokes</p> Signup and view all the answers

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