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dangina [55]
3 years ago
8

Last one I need help with please help

Biology
1 answer:
Svetlanka [38]3 years ago
4 0
The answer is c........
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If a person is heterozygous for the sickle-cell allele, they are protected from both malaria and sickle-cell anemia. this is cal
drek231 [11]

Answer:

non-lodge-kins-limphomia

Explanation:

i got the answer right.

5 0
3 years ago
Can you please help me with this?
ruslelena [56]
The aquifer must be permeable and porous to allow the water to flow through.
5 0
3 years ago
TRUE OR FALSE?
Harrizon [31]
<h2>Answer:</h2>

I believe the correct answer is FALSE.

<h2>Explanation:</h2>

Innate immunity is a fast acting response to confront a pathogen but does not keep memory. It is initiated and carried out by cell and can be refered to as cellular immunity lasting for a short term.

<h2>Further Explanation:</h2><h3>Innate Immunity:</h3>

This is the first line of defence and involves only cells. It lasts for a short period usually around 12 hours. It includes physical barries. The cells involved are: epithelial cells, dendritic cells, plasma proteins and natural killer cells. All the cells involved are macrocytes. It functions to recognize and attack the pathogen before the second type of immunity called adaptive immunity sets in. It usually is also non specific and responds generally to any pathogen.

<h3>Adaptive Immunity:</h3>

It is a much more longer lasting type of immunities and has memory. It has a combination of cells and humoral components. It involves Naive B cells which are triggered to release antibodies known as Immunoglobulins depending on the cause of the trigger. Immunoglobulins include IgG, IgM, IgA, IgG  and IgD and are usually Y-shaped. Additionally, it involves Naive  T cells that are activated into Effector T-cells to assist in fighting the pathogen. This type of immunity is more focused and specific antibodies are released for specific infections/pathogens. It lasts up to 5 days or longer depending on the pathogen. It also takes time to mount up and produce a response.

Level: High School

3 0
3 years ago
Correct answers only please!
cestrela7 [59]
It’s B I’m 99% sure lol
7 0
3 years ago
What role does the Chelex play in the isolation of genomic DNA? [2 pt] binds DNA so that impurities can be washed away binds div
Shalnov [3]

Answer:

The Correct Option of the Given Scenario is "Binds Divalent Metal Cations That Constrain the PCR Reaction"

Explanation:

The part that Chelex show in the segregation of genomic DNA is normally that the Chelex Formulate the PCR. The sightless Restraints like Mg2^{+} Get involved to the DNA there by mortifying and make it unbalanced for PCR

8 0
4 years ago
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