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Illusion [34]
3 years ago
5

What are three main sources of genetic variation in organisms?

Biology
1 answer:
Readme [11.4K]3 years ago
7 0
1- Mutation

2- Gene Flow

3- Sexual reproduction

Hope this helps :-)
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following a meal, glucose must move from the gut lumen, where there is a high glucose concentration, through membrane proteins a
True [87]

Following a meal, glucose must move from the gut lumen, where there is a high glucose concentration, through membrane proteins and into intestinal cells, where there is a relatively low level of glucose. this movement is called <u>diffusion</u>

This is simply because glucose moves from a region where it is highly concentrated in the gut lumen to a region of less concentration in the intestinal wall.

<h3>Diffusion</h3>

Diffusion can simply be defined as the movement of substances from a region of high concentration to a region of low concentration.

So therefore, Following a meal, glucose must move from the gut lumen, where there is a high glucose concentration, through membrane proteins and into intestinal cells, where there is a relatively low level of glucose. this movement is called diffusion

Learn more about diffusion of substances:

brainly.com/question/637002

#SPJ1

5 0
2 years ago
What is one cause of muscle soreness and fatigue?
motikmotik
I believe it’s lactic acid fermentation! hope this helps
6 0
3 years ago
2. If a train is traveling east at 75 kilometers per hour, what is its velocity?
Vedmedyk [2.9K]

75km/hr due east

Explanation:

The velocity of the train will be 75km/hr due east.

  • Velocity is given as the rate of change of displacement with time.

            Velocity = \frac{displacement}{time taken}

  • Velocity is a vector quantity that has both magnitude and directions.
  • It is different from speed because it has the directional attribute.
  • From the given data, we know that the train is moving at 75km per hour. This is the speed of the train.
  • If we incorporate the direction then we have its velocity.

Learn more:

Velocity brainly.com/question/10962624

#learnwithBrainly

8 0
3 years ago
Which section of a lab write-up describes the steps completed during the
nevsk [136]

Answer:

The lab write-up that describes the steps completed during the investigation is procedure.

7 0
4 years ago
What is defferenciated cell and and undeferenciated cell.with example​
ankoles [38]

Answer:

Differentiated cells refer to the specialized cells in multicellular organisms modified to carry out a particular function, such as transporting a certain substance or executing a specific task, while undifferentiated cells refer to the stem cells capable of giving rise to indefinitely more cells of the same type,.

  • example of differentiated cell=zygote to embryo then a comlex foetus
  • example of undifferentiated cell= embryonic stem cell.

<h2>hope it helps</h2><h2>stay safe healthy and happy.</h2>
8 0
3 years ago
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