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Allisa [31]
3 years ago
13

2 Points

Biology
1 answer:
Nuetrik [128]3 years ago
6 0

Answer

hello the answer to the question above is Polymerase chain reaction (PCR)

Explanation:

this is what is found on apex learnings

marking brainliest would be very appreciated.

have a great day

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Difference between mycoplasma and l form bacteria​
Snezhnost [94]

Answer:

L-form bacteria are distinct from mycoplasmas, because Mycoplasma spp. do not originate from bacteria that normally possess a cell wall. ... Some of these bacteria remain as CWDB (stable L-forms), whereas others revert back to possession of a cell wall (unstable L-forms).

Explanation:

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When a drug enters the body via oral ingestion, smoking, snorting, or injection, the chemicals move through the bloodstream and
Anna007 [38]

Answer:

Blood Brain Barrier(BBB)

Explanation:

This is a biological interface of special endothelial cells of astrocytes, pericytes , capillaries,  neurons and other  structures, acting as a physical barrier or  gate separating the Central Nervous system from the peripheral  blood circulations. Thus it  formed a tight junction serving as a  physical barrier to  selectively regulate the entrance of substances from the   cerebral blood flow   into the brain,  therefore maintaining homeostasis of the brain.

From above any  substances  absorbed into the blood stream  irrespective of the mode of entry  are transported through  the BBB, and  are selectively  regulated to enter the brain cells by the BBB's   interactions with the blood vessels, hormones etc.

Basically it allows the passage of nutrients,  a few  drug, hormones and resists certain toxins and pathogens for the brain homeostasis.

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3 years ago
What happens when electron moves down an electron transport chain?
I am Lyosha [343]
In order to make the proton gradient, protons are pumped across the mitochondrial membrane at several points in the electron transport chain. However, that proton gradient is only used to make ATP by the ATP synthase, which is technically separate from the electron transport chain.
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4 years ago
Which of the following is a NOT mechanism by which the biofuels are made? a. by reacting animal fat or vegetable oil with waterb
tester [92]

Answer:

A. by reacting animal fat or vegetable oil with water.

D. by treating animal fat or vegetable oil with hydrogen

Explanation:

Water is insoluble in animal fat or vegetable oil so it makes a layer on the surface of oil. When animal fat or vegetable oil react with hydrogen, it produces solid oil called ghee not biofuels. Biofuel is produced when animal fat or vegetable oil react with alcohol.

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Compare and contrast renewable and nonrenewable resource
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<h2>The difference between Renewable and Non- Renewable resources are:</h2>

<h3><u>Renewable</u><u> </u><u>Resources</u><u>:</u></h3>

The resources which can be kept unexhausted after use through the process of regeneration are called Renewable Resources or Inexhaustible Resources.

Examples:

  • Sunshine
  • Air
  • Water,etc..

<h3><u>Non-Renewable</u><u> </u><u>Resources</u><u>:</u></h3>

The resources which cannot be regenerated after use and get completely exhausted are called Non-Renewable Resources or Exhaustible Resources.

Examples:

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<h2>Hope it helps you </h2>

<h2>Ryzen♡~</h2>

<h2>Bye,Have a splendid day ♧</h2>
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3 years ago
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