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Dennis_Churaev [7]
3 years ago
15

I’m very confused. Please help fast.

Biology
1 answer:
zavuch27 [327]3 years ago
5 0
Polar bears? They have white hair so it’s the only one that makes sense to me
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In the Kirby-Bauer disk diffusion test, the _______ of the zone of inhibition is measured and used for interpretation.
snow_tiger [21]

Answer:

The correct option is : a. diameter    

Explanation:

The Kirby–Bauer test or the disk diffusion test, is a method to determine the antibiotic sensitivity of the given bacteria. This test involves the use of antibiotic discs to determine the effect of antibiotics on the bacteria.

In this test, the wafers having antibiotics and the bacteria are placed on the agar plate and incubated. If the antibiotics present stops the growth of the bacteria, there will be an area around wafer with no bacterial growth, such an area is known as the zone of inhibition.

<u>The </u><u>diameter of this zone of inhibition</u><u> is measured to determine the </u><u>antibiotic sensitivity of the given bacteria</u><u>.</u>

7 0
3 years ago
The pectoral girdle articulates with the axial skeleton only at the
ivolga24 [154]
The pectoral girdle articulates with the axial skeleton only at the Sternoclavicular ligament<span>. The pectoral girdle connects the upper limbs to the axial skeleton and serves as the attachment site for the muscles of the upper back, chest and neck. The clavicle is the only long bone that lies in a horizontal position in the body. it has three regions; the medial end, the lateral end, and the shaft. The medial end has a triangular shape and articulates with the manubrium portion of the sternum. This forms sternoclavicular joint, which is the only bony articulation between the pectoral girdle of the upper limb and the axial skeleton. </span>
3 0
3 years ago
Harmless king snakes mimic the color patterns of venomous coral snakes, which serve as models. If avoidance were based solely on
forsale [732]

Answer:

The king snakes will be attacked and eaten by predators.

Explanation:

Mimicry can be described as a situation whereby an organism have the ability to imitate or copy one or more traits or character of another organism.

This can be described as a form of camouflage that organism exhibit to avoid been killed by predators, or to deceive other organism, by pretending to be one its species in order to kill it.

In the case, the harmless king snakes was trying to present itself as a harmful snake by mimicking the venomous coral snakes. Therefore, when it found itself where the coral snake are not wanted, it will be killed, because , it will be seen as a coral snake due to the mimicry process.

6 0
3 years ago
When constructing a dichotomous key, you should start with general characteristics and then move to more specific characteristic
cluponka [151]
True. it starts off simple then you move into details
3 0
3 years ago
Read 2 more answers
What’s the difference between an objects mass and weight. How do I calculate the weight of an object? Which one is affected by g
vagabundo [1.1K]

Answer:

The mass of an object is a measure of the amount of matter it contains. The weight of an object is a measure of the force exerted on the object by gravity, or the force needed to support it. Mass does not change with gravity as weight does due to the act of pulling down on an object making it in fact heavier.

Explanation:

^

4 0
3 years ago
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