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Andreyy89
4 years ago
6

Please help! 25 points:)

Biology
1 answer:
ladessa [460]4 years ago
6 0

Answer:

D. IV -> III -> II -> I

Explanation:

Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.

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tiny-mole [99]
The answer is 1573. when you go and subtract how many years minus 2017 it gives you the answer

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C) Binary fission and multiple fission <br> differentiate
padilas [110]

Answer:

Binary fission

1. Forms two daughter individuals

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Temperatures increase in the________ and ______layers of the atmosphere.
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Answer:

Thermosfere

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3 years ago
The pH indicator bromothymol blue is an alkaline solution and yellow is an acidic solution. A slight increase in acidity. Such a
spayn [35]

Water plants in the solution are placed under a bright lamp. Thus, option "B" is correct.

<h3>Explain your answer briefly?</h3>

As we know adding carbon dioxide in as solution result in the change of its acidity this is result in the indicator to change from blue to yellow. In the question, it is asked that what factors from the given option will cause yellow indictor to blue which means what factors cause the solution to be alkaline from acidic.

Placing the green water plants in the solution under a bright lamp will cause the is utilizing and remove present carbon dioxide in the solution and leads the to blue color from the yellow color of the solution.

Thus, this could be the answer.

The question is incomplete, however, the missing part is given as below:

A. Yeast cells and sugar are placed in the solution. B. Water plants in the solution are placed under a bright lamp. C. Algae are placed in the solution and left in a dark room. D. A person blows air into the solution through a straw.

To learn more about  pH indicator click here:

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7 0
2 years ago
PLEASE HELP I WILL GOVE THE BRAINIEST AND PLEASE, I DONT WANT NO LINKS
Degger [83]

Answer:

The Visible Light Spectrum and the differences in wavelength and appearance.

Explanation:

I stated this by using the concept of the visible light spectrum. As indicated already in reference to the statements provided, you are observing what is known as the visible light spectrum. This is indicated because the visible light spectrum obtains all the colors of the rainbow and not only that but the statements even use key terms such as wavelengths and different color components. Therefore, signifying that you are looking at the visible light spectrum and observing it on an appearance based observation based on background facts and scientific knowledge. To further evaluate the visible light spectrum in terms of wavelength, both statements A and D provide information regarding the differentiation within wavelengths based on the color in which one perceives. Whereas B and C simply state scientific facts about how the rainbow appears.

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