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Sunny_sXe [5.5K]
3 years ago
10

YEAST LAB !13points

Biology
1 answer:
Lelechka [254]3 years ago
4 0
As the yeast feeds on the sugar, it produces carbon dioxide. With no place to go but up, this gas slowly fills the balloon.

A very similar process happens as bread rises. Carbon dioxide from yeast fills thousands of balloonlike bubbles in the dough. Once the bread has baked, this is what gives the loaf its airy texture.
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A manager wanted to test whether the amount of noise in a clothing factory affected how
katrin2010 [14]

Answer:

When seeking to determine the number of shirts made by employees subjected to noise with and without the use of headphones, the dependent variable is the number of shirts made by the employee.

Explanation:

In a study or research, the dependent variable is the result of the intervention on the independent variable, which can be modified. In the case presented, the dependent variable is the quantity of shirts made by the employees, the number of which is measured at the end of the study.

It is expected that those employees who block the noise using headphones produce a greater number of shirts than those exposed totally or partially to noise.

For the other options:

  • <u><em>The amount of noise</em></u><em>. This can modified by the use or not of headphones and is the independent variable, subject to modification.</em>
  • <u><em>The type of music the employees listen to while they work</em></u><em>.  Does not represent dependent or independent variable.</em>
  • <u><em>The amount of training employees need</em></u><em>. It is not the variable being studied.</em>
7 0
3 years ago
How does energy and matter move through the ecosystem
xz_007 [3.2K]

Answer:

Using the food chain which originates from the sun's energy.

Explanation:

3 0
2 years ago
Read 2 more answers
What are 5 differences between prokaryotic and eukaryotic cells?
e-lub [12.9K]

Answer:

Go to science.org and type your question up, they have plenty of diagrams and i used it to ace all of my bio quizzes.

Explanation:

Hope this helps! Have a great day!

6 0
3 years ago
A children’s hospital in a major American city reported a dramatic increase in the number of rheumatic fever cases. Doctors were
Rasek [7]
As the main illness before you have a fever will normally be sore throat ( if you are heaty ) and flu ( if you caught a cold ) .
Hence the Doctors need to start monitoring the sore throats more carefully to prevent the increase of rheumatic fever cases .
Hope this helps !! :)
7 0
3 years ago
Fill in the blanks with the correct number.
azamat

Answer:

Mitosis: 2

Meiosis

Oogenesis: 1

Spermatogenesis: 4

Explanation:

Spermatogenesis

https://youtu.be/d5cQreR9h20

Oogenesis: Meiosis in Females, Part 1 of 2, Part 2 of 2, from Thinkwell's Video Biology Course

https://youtu.be/VPezOuOnq1g

https://youtu.be/pK7qjcgIox0

5 0
3 years ago
Read 2 more answers
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