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Snezhnost [94]
3 years ago
14

Macconkey agar selects for which group of bacteria? explain. macconkey agar media differentiates between enteric bacteria based

on what biochemical reaction? explain. if the organism is
e.coli, what would you see on your plates? explain. if the organism(s is/are other enterics, what would you see on your plate? explain.
Biology
1 answer:
Zina [86]3 years ago
5 0
Initially address, Gram-negative in light of the fact that the precious stone violet restrains the development of gram-positive. 
Second question, Fermentation: the blend of carb lactose, bile salts, and pH turn it unbiased red since they are enteric and age lactose 
Third, we would see the development since it is gram negative microbes. 
Fourth 
1. coliform microbes (pink settlements in light of the fact that the pH is brought down and they are lactose fermenters) 
2. Looseness of the bowels typhoid, and paratyphoid bacilli (tan and straightforward provinces since they are non-fermenters)
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Help weed this question pls
erik [133]

Answer:

.92 A = Is

Explanation:

Is = \frac{Vp *Ip }{Vs}

We're solving for Is, so plug in all the other given numbers.

Vp = 230 V

Ip = .020 A

Vs = 5.0 V

Is = \frac{230 * .020}{5.0}

   = .92 A

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Advantages of constant body temperaure
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Warm-blooded animals have an advantage over cold-blooded ones in that their bodies automatically try to maintain the optimal termperature for things in their bodies to function. Cold-blooded animals depend on the environmental temperature to do this for them. That's why reptiles are very sluggish when they're cold, but will "wake up" when they get warm. 

The cost to this benefit is that metabolically, warm-blooded animals require a lot more fuel to run their bodies. It's very energy-intensive to maintain a constant body temperature. Cold-blooded animals require far less fuel than warm-blooded ones relative to their size. 

The way that proteins operate in a specific temperature is also true of the pH in your body which is also very tightly maintained.
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3 years ago
What are your thoughts about how the universe formed?
V125BC [204]

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His idea went largely unnoticed. But in 1929 astronomer Edwin Hubble discovered that the Universe isn’t static but is in fact expanding. If so, some scientists reasoned that if you rewound the Universe's life then at some point it should have existed as a tiny, dense point. Critics dismissed this: the celebrated astronomer Fred Hoyle sarcastically called this concept the “Big Bang Theory"

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Step away and inform your instuctor
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