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3 years ago

12. A bacterial infection that affects the nervous system is _____.

Biology

1 answer:

Mrrafil [7]3 years ago

4 0

Answer:

12. Brain abscesses

13. Cytotoxic agents

Explanation:

I didn't really understand 14 and 15,

if you need an example of cytotoxic agent one of them is Hydrochloric acid which is one of the most common acids

Hope it helps.

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What is an ethical vacuum?

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C because the paragraph

---"The internet does not claim to operate by any particular ethical standards, still less high ones. Some have called it a ‘wild west’ but I would prefer to use the term ‘ethical vacuum’,” he wrote.

----"Bloggers and others who write on public topics can act with impunity, he states. Newspapers, however, already have ethical codes and promise a quality product. "

Answer
The phrase internet is used in both paragraphs which is related to technology.

c

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3 years ago

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They are examples of erosion by water in different forms

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4 years ago

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Chromosome 11 is made over _ million base pairs

astraxan [27]

made over 135 million base pairs

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3 years ago

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In man, assume that spotted skin (S) is dominant over non-spotted skin (s) and that wooly hair (W) is dominant over non-wooly ha

Brut [27]

Answer:

Total four genotypes and its frequency

SsWw – 4/16

ssWw- 4/16

Ssww - 4/16

ssww - 4/16

Phenotype –

SsWw – Heterozygous Spotted skin and heterozygous wooled hair

ssWw - Homozygous non-spotted skin and heterozygous wooled hair

Ssww - Heterozygous Spotted skin and Homozygous non -wooled hair

ssww - Homozygous non-spotted skin and Homozygous non -wooled hair

Explanation:

Given -

Allele for spotted skin is "S"

Allele for non-spotted skin is "s"

Allele for Wooly hair is "W"

Allele for non-wooly hair is "w"

Allele "S" is dominant over "s"

And Allele "W" is dominant over "w"

Cross is carried out between heterozygous spotted, non-wooly man and heterozygous wooly-haired, non-spotted woman

Genotype of heterozygous spotted, non-wooly man - Ssww

Genotype of heterozygous wooly-haired, non-spotted woman - ssWw

Ssww * ssWw

Sw Sw sw sw

sW SsWw SsWw ssWw ssWw

sw Ssww Ssww ssww ssww

sW SsWw SsWw ssWw ssWw

sw Ssww Ssww ssww ssww

Total four genotypes and its frequency

SsWw – 4/16

ssWw- 4/16

Ssww - 4/16

ssww - 4/16

Phenotype –

SsWw – Heterozygous Spotted skin and heterozygous wooled hair

ssWw - Homozygous non-spotted skin and heterozygous wooled hair

Ssww - Heterozygous Spotted skin and Homozygous non -wooled hair

ssww - Homozygous non-spotted skin and Homozygous non -wooled hair

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4 years ago

Which culturing method proivded the clearest results, the semisolid medium tube or the soft agar plate?

sattari [20]

The answer to this question would be soft agar plate.

The semisolid medium tube is mostly used for containing the specimen. It is hard to examine semisolid medium since the bacteria can grow in the upper part, middle part or even the lower part of the medium. In agar plate, the bacteria always growth in the upper part so it is easier to count the bacteria.
But semisolid can give some more information in determining whether the bacteria is anaerobic by looking for bubble inside the medium. Anaerobic bacteria can do fermentation that will produce air.

5 0

3 years ago