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lyudmila [28]
2 years ago
11

I need urgent help plz

Biology
1 answer:
Nimfa-mama [501]2 years ago
8 0
What is your question?
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denis-greek [22]

Answer:

change in temperature

change in color

noticeable odor after reaction has begun

formation of precipitate

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Which of the following was NOT a change in the ecosystem as a result of the wolves killing coyotes?
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What is the speed of a wave with a wavelength of 3 m and a frequency of .1 Hz? 0.03 m/s 0.3 m/s 3.1 m/s 30 m/s
Natasha_Volkova [10]

Answer:

The correct answer is option b, 0.3m/s

Step by Step solution:

The relation between speed, wavelength and frequency of a wave is given by the following equation:  

Speed = Wavelength x Frequency

Substituting the values in above equation we get –  

= 3  x 0.1  

= 0.3 m/s  

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2 years ago
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Plzzz help
svetoff [14.1K]

Answer: Explanation:

Sickle hemoglobin differs from normal hemoglobin by a single amino acid: valine replaces glutamate at position 6 on the surface of the beta chain. Therefore the red blood cell bends differently giving it a sickle shape

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2 years ago
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Need help with this one
rusak2 [61]

Answer:

i think its a but i am not absoulty sure

Explanation:

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