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shtirl [24]
3 years ago
15

Please help, questions attached.

Biology
1 answer:
Pani-rosa [81]3 years ago
3 0

cientific theories become hypotheses.

 

Scientific theories are never proven.

 

Scientific theories become scientific laws.

 

Scientific theories summarize patterns found in nature.

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Imagine a microbial cell that normally carries out aerobic respiration has encountered a low oxygen environment and may die if t
weeeeeb [17]

Answer:

a. Oxygen performs an essential role in the mentioned microbial cell in a manner that it takes part in the procedure of glycolysis, Krebs cycle, and electron transport chain, which eventually assists in the production of energy from food substrates and this generation of energy helps the cell to survive.  

In the existence of oxygen, sugar gets dissociated through glycolysis to generate pyruvate, which again in the existence of oxygen is transformed into acetyl CoA. This moves into the Krebs cycle and gets dissociated to water and carbon dioxide generating ATP through ETC. This generation of ATP helps the cell to survive.  

In low oxygen surrounding or in the absence of oxygen, some of the aerobic microbes can switch their respiratory pathway and carry on the process of fermentation and anaerobic respiration to produce energy and thrive. However, the mentioned microbial cell, which when it comes in contact with the low oxygen environment cannot carry out fermentation process and would die eventually.  

b. This organism can be classified as obligate aerobes as they always need oxygen and do not possess the tendency to carry out the process of anaerobic respiration or fermentation under the absence of oxygenic environment.  

7 0
3 years ago
Alpa wants to change 0.54 kilometers into a smaller metric unit
wlad13 [49]

If Alpa wants to change 0.54 kilometers into a smaller metric unit, she will be required to multiply.

<h3>What is a Metric unit?</h3>

A Metric unit may be defined as a technique of measurement in which the basic units are the meter, the second, and the kilogram. These units are interchanged with one another by using several formulas of conversion.

The complete question is as follows:

Alpha wants to change 0.54 kilometers into a smaller metric unit. She will have to:

  • multiply
  • divide
  • add
  • subtract

Therefore, If Alpa wants to change 0.54 kilometers into a smaller metric unit, she will be required to multiply.

For example, In case, if she wants to convert 0.54 into meters, then she has to multiply it by 1000, that is, 0.54 * 1000 = 540 meters.

To learn more about Metric units, refer to the link:

brainly.com/question/1576704

#SPJ1

8 0
2 years ago
A patient has diabetes, a disease that causes high blood sugar levels. Which macromolecule will a dietician monitor mostclosely
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The macromolecule would probably be the carbohydrate.
4 0
4 years ago
PLEASE HELP ME PLEASE
VMariaS [17]

Most of the mutations have no effects whatsoever on the organisms but some can be dangerous. There are two types of mutations that cause harm to the organism's ability to survive:teratogen muations are the mutations that form inside the uterus when the fetus is still developing and can even kill it or cause severe malformations that lead to death in the early life. Carcinogen mutations are the ones that lead to the formation of neoplasms(masses of cells that divide uncontrollably, basicly cancer).

8 0
3 years ago
WHY (not how) is it possible for one organism to express genes from another organism? (i.e. an E.coli bacterial cell expressing
SCORPION-xisa [38]

Answer:

Because of the universality of the genetic code, the polymerases of one organism can accurately transcribe a gene from another organism.

6 0
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