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miskamm [114]
2 years ago
8

Make a water filter,make some changes and then answer these questions.

Biology
2 answers:
ArbitrLikvidat [17]2 years ago
7 0

Answer:

2

Explanation:

I say 2 because water filtration systems are really not that hard to to clean and restore back to normal.

Ainat [17]2 years ago
6 0

Answer:

2

Explanation:

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Question 3 (2.25 points)
grigory [225]
D. Conclusion

After gathering data in support of a hypothesis, you can make a conclusion.

A hypothesis has to be tested multiple times by multiple researchers to become a theory. A fact has to be proven multiple times as well (but theory is a much better word).
7 0
3 years ago
The process by which an endospore rehydrates and begins cellular metabolism is termed _____.
Temka [501]

The process by which an endospore rehydrates and begins cellular metabolism is termed germination.

Endospore is the dormant form of asexual reproductive structure. It has a tough outer layer that is resistant to various unfavorable conditions, harmful chemicals, therefore protecting the inner contents. The endospore's tough layer breaks off only when the favorable conditions arrive.

Germination is the process where the dormancy of a seed or a spore breaks off and the enzymes present inside get activated. The outer protective payer of the endospore breaks off. After that the spore regains all its functionalities and the cell division begins.

To know more about endospore, here

brainly.com/question/28481703

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4 0
2 years ago
Afterload is described as: a) the length or degree of stretch of the sarcomeres in the ventricular cells before they contract. b
cricket20 [7]

Answer: Option D

After load is the force the ventricles must overcome to eject blood into their respective arteries.

Explanation:

Afterload is the pressure or force the heart must overcome to release blood to the arteries during systole. It is proportional to the average arterial pressure. After load is also proportional to the mean systolic blood pressure measured in millimeters of mercury. It I'd a determinat of cardiac output and cardiac output is the product of stroke volume and heart rate.

5 0
3 years ago
What is the density of an object that has a mass of 30g and a volume of 50cm3 ?
algol [13]

Answer:

0.6g/cm³

Explanation:

density = mass/volume

density = 30/50 = 0.6g/cm³

7 0
3 years ago
HELP PLS
Finger [1]
Answer: Tropism

It’s a biological phenomenon indicating growth or turning movement of a biological organism, which is usually a plant.
3 0
3 years ago
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