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alukav5142 [94]
3 years ago
6

Explain how a semi-permeable membrane works.

Biology
1 answer:
BigorU [14]3 years ago
5 0

Semipermeable membrane is a type of biological or synthetic, polymeric membrane that will allow certain molecules or ions to pass through it by diffusion—or occasionally by more specialized processes of facilitated diffusion, passive transport or active transport.

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You just performed 5 cycles and 2 minutes of CPR on an adult. You reassess for a pulse. No pulse is present. What is your next c
Neko [114]

Answer: The correct answer to the question is option A

SEARCH FOR AN AED.

Explanation: AED stands for Automated External Defibrillator.

It is a machine that is used to re-establish a normal cardiac rythym in cases of cardiac arrest or when the heart stops beating momentarily.

It delivers electric shock via the chest to the heart inorder to stop an an irregular heart rythym and establish an effective one.

From the scenerio in the question,5 cycles and 2minutes of CPR has been done on the victim but no pulse is present, The next best thing to do is to use an AED to shock the victim inorder to re-establish the lost cardiac rythym and pulse respectively.

This is achieved placing the pads on victim, analysis the rythym, move slightly away from the victim to prevent any contact and then shock the victim by pressing the shock button as the AED instructs showing that the rythym presented is a shockable one.

4 0
4 years ago
Would balanced force be the correct answer.Need fast.
marta [7]

Answer:

at rest

Explanation:

could be

7 0
3 years ago
On top of this layer is a c horizon with pieces of rock that are
Alexeev081 [22]
Soil Rocks??????????????

I Am NOT SURE So Look At Other Answers
3 0
3 years ago
A few months ago, there was a wildfire in a forest. Only a few plants and animals survived the fire. Currently, many trees that
Fittoniya [83]

Secondary succession

Explanation:

The type of succession in this forest is a secondary succession.

A secondary succession is from of succession that occurs in a place that lost it already established ecosystem.

It is succession in an area with soil already formed.

Primary succession is succession in a completely destroyed area that has lost its ecosystem components.

  • This kind of succession occurs in an area that a wildfire ravages.
  • The first set of plant to populate the area are usually short lived grasses.
  • Then shrubs and more vegetation grows.
  • With time, perennial forest trees surfaces and the forest is restored.
  • Secondary succession is faster

learn more:

Primary and secondary succession brainly.com/question/1603854

#learnwithBrainly

3 0
3 years ago
How does gaseous exchange tale place in amoeba
Alenkasestr [34]

Answer:

Simple organisms, such as theamoeba and earthworm, have a moist, permeable external surface. Oxygencan pass into them through this surface by diffusion. A large surface area is needed for effective gas exchange - so larger, more complex, organisms have special organs such as gills and lungs.

Explanation:

5 0
4 years ago
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