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Nadusha1986 [10]
3 years ago
9

What is the frequency of a wave that has a wave speed of 120 m/s and a wavelength of 0.40 m

Biology
1 answer:
Talja [164]3 years ago
8 0

Answer:

300Hz

Explanation:

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A loopful of bacteria containing 1000 bacterial cells is inoculated into a nutrient broth and incubated. After a negligible lag
Black_prince [1.1K]

Answer:

<h2>a.  1000 X 2^8</h2>

Explanation:

As given;

Initial population of bacteria= 1000;

Log phase growth is exponential phase, period in which bacteria gets double.

Generation time= 15 minutes;

it means, bacteria get double in every 15 minute,

so after 2 hours, bacteria will have 8 generation times;

so the final generation of bacteria is =1000 X 2^8.

Final bacterial generation after two hours = 256,000(1000 X 2^8)

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Which structure makes proteins using coded instructions that come from the nucleus?
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<span>Fundamentally, the cell would cease to function and possibly die. Proteins are used for cellular repairing and chemical processes. Ribosomes are one of the most important organelles in the cell, mostly part of the rough endoplasmic reticulum. It manufactures enzymes such as proteins which will be utilized by many organelles in the cell. Microtubules are one, responsible for the framework and acts as a skeleton of the cell –cytoskeleton needs proteins, also cytoplasm and other organelles of the cell. For a prokaryote or a eukaryote cell to survive, they need protein.<span>
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7 0
3 years ago
Como se mantienen unidos los puentes de hidrogeno​
Alex787 [66]

Answer:

Los puentes de Hidrógeno, se forman por átomos de Hidrógeno localizados entre átomos pequeños muy electronegativos, cuando un átomo de Hidrógeno está unido covalentemente, a un átomo electronegativo, Oxígeno, Nitrógeno o Flúor, el átomo con mayor electronegatividad atraerá hacia si los electrones del enlace, formándose

si esta respuesta te ayudo, me calificas con 5 estrellitas te lo agradeceria <3

Explanation:

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Answer: Option B

The enzyme has changed shape because of high temperature.

Explanation:

Enzymes are biological catalysts in living organisms that speed up the rate of chemical reactions.

High temperature changes the shape of enzymes.

Increase or high temperature lead to decrease in enzymes activities. This is due to enzyme protein been denatures by high temperature which is the breaking of molecular bonds within the enzyme protein. When the enzymes bonds are broken, the shape of the enzymes changes and they no longer act as catalysts.

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3 years ago
HELP WILL MARK YOU BRAINLIEST!
LenKa [72]

Answer:

18:repeat the experiment again

Explanation:

Because repeating the experiment would get rid of inaccurate data

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