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Svetllana [295]
3 years ago
8

Who discovered black holes and when?

Biology
2 answers:
ale4655 [162]3 years ago
6 0
Karl Schwarzschild discovered black holes in 1916. Hope it help:)
KIM [24]3 years ago
5 0

Answer:

Karl Schwarzschild discovered black holes in 1916.

Hope this helps!!

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Which antibiotic was not effective against E. coli? neomycin, penicillin, erythromycin, ampicillin
qaws [65]

The antibiotic called ampicillin was not effective against E.coli.

Answer: D

Explanation:

E.coli is normal microbial flora which is present in the gut of the mammals.

It is gram negative bacteria and very few strains of this bacteria causes harm.

Antibiotics are the chemical drugs which are used to treat the microbial infection either by killing the causative organism or by its growth inhibition.

Antibiotics such as neomycin, penicillin and erythromycin are usually used to treat E.coli infection.

Antibiotic such as Ampicillin is not used as the bacterium E.coli is highly resistant to it.  

6 0
3 years ago
Help with bottom part don’t answer this unless u know the actual answer pls help due soon
Genrish500 [490]

Answer:

Explanation:

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goblinko [34]

Answer:

First, we will see its body structure and collect more information about it. Second , we will see the mode of reproduction i. e. sexually or asexually.

Explanation:

We will observe structure of the body and cell. If this organism is eukaryotic and no cell wall so we can say that it belongs to kingdom animalia. We also observed its mode of reproduction i. e. sexual reproduction or asexual reproduction such as fragmentation, binary fission etc.

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This secretes digestive enzymes and buffers which neutralize the stomach acids
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The pancreas is the organ that releases most of the digestive enzymes needed for chemical digestion. Since the food is entering from the stomach, much of the enzymes are alkaline to neutralize the acid & protect the small intestines.

Hope this helps!
6 0
4 years ago
What phase of mitosis is shown in the picture?
adoni [48]

Answer:

A

Explanation:

just learned about this

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3 years ago
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