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stealth61 [152]
3 years ago
14

A sample of well water is tested for its bacterial content in a plate count assay. A one-milliliter sample of the water is dilut

ed in a 1:10 dilution series. One milliliter of the fourth dilution tube is plated in a pour plate. After incubation, the plate has 83 colonies, indicating that the original water sample contained_________.
Biology
1 answer:
Sholpan [36]3 years ago
6 0

Answer:

The original water sample contains 830,000 cells per milliliter.

Explanation:

A sample of well water is tested for its bacterial content in a plate count assay. A one-milliliter sample of the water is diluted in a 1:10 dilution series. One milliliter of the fourth dilution tube is plated in a pour plate. After incubation, the plate has 83 colonies, indicating that the original water sample contained 830,000 cells per milliliter.

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A nonrenewable resource that developed from the remains of ancient plants that lived in large swamps millions of years ago is:
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Answer:

★ A nonrenewable resource that developed from the remains of ancient plants that lived in large swamps millions of years ago is COAL

Explanation:

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6 0
3 years ago
The type of immunity that is general and nonspecific and recognizes microbial invaders quickly is called:_______
GalinKa [24]

Answer:

Innate or natural immunity

Explanation:

Innate immunity is a defense system that we are born with and that protects us against antigens. It is the sum of all defense mechanisms that occur naturally to protect an individual from infectious diseases. They are physiological mechanisms that  are present throughout the entire animal kingdom  and it is an inherent quality of each species. They are not specific to a given pathogen, nor do they generate memory

8 0
3 years ago
What kind of metamorphism will occur if the environmental conditions are 400°c and 5 kilobars?
Akimi4 [234]
<h3><u>Answer;</u></h3>

Regional metamorphism

<h3>Explanation;</h3>
  • Regional metamorphism takes place when rocks are buried deep in the crust. It is commonly associated with convergent plate boundaries and mountain range formation.
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  • It results in deformation in non-hydrostatic and differential stress conditions and creates strongly foliated metamorphic rock (slates, schists, gneiss)

4 0
4 years ago
The following breakfast menu includes foods from various food groups. From the following options, select three good food sources
goldfiish [28.3K]

Answer:

scrambled eggs,turkey sausage and multigrain cheerios.

I hope this helps

5 0
3 years ago
Read 2 more answers
Analysis in which general conclusions are drawn from specific observations is called
AnnZ [28]

Answer: Option B

Inductive reasoning.

Explanation:

It is inductive reasoning because inductive reasoning is a type of reasoning in which general informations are made based on some specific observations or information even when the conclusion is not complete guaranteed to be true.

This means that you make a guess's or generalizations based on the information you have at hand.

For example; The left handed people the you know uses left hand in right and you now make the conclusion that all left handed people write with their left hand only.

3 0
3 years ago
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