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Andru [333]
1 year ago
13

Only lymphocytes possessing ________ that can bind with the ________ on an invading pathogen are involved in the immune response

against it.
Biology
1 answer:
NISA [10]1 year ago
6 0

Only lymphocytes possessing receptors that can bind with the antigens on an invading pathogen are involved in the immune response against it.

<h3>Are receptors and antibodies the same?</h3>

B cell receptor refers to an immunoglobulin molecule which serves as a type of trans membrane protein on the surface of B cells while an antibody refers to a blood protein that the B cells produce in response to and counteracting a specific antigen.

Thus, this is the main difference between B cell receptor and antibody.

<h3>What is the purpose of the antigen receptor?</h3>

Its function is as a receptor that recognizes and binds antigen by the V regions exposed on the surface of the cell, thus transmitting a signal that causes B-cell activation leading to clonal expansion and specific antibody production.

Learn more about receptors and antigens here:

<h3>brainly.com/question/25510938</h3><h3 /><h3>#SPJ4</h3>
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Which of the following is rich in organic nutrients? 
andrey2020 [161]

Answer:

Compost

Explanation:

Compost is rich in organic nutrients

4 0
2 years ago
Before classifying insects into different orders, review the larger classifications for insects:
sukhopar [10]

For an organism to be classified in the animal kingdom it is necessary for that organism to be eukaryotic and multicellular. In addition, he must not be able to produce his own food (he must be heterotrophic), and must eat by eating food taken from the environment.

To be classified in the dilo arthropoda, the organism must have an external skeleton, a segmented body and articulated legs.

To be classified in the insect class, the organism must have a separate body in the head, chest and abdomen, have two antennae, two pairs of wings and three pairs of legs.

4 0
3 years ago
Of the following experimental results, which is the best evidence that photosynthesis is more efficient at certain wavelengths o
GarryVolchara [31]

Answer:

The correct answer will be option-C

Explanation:

The plant absorbs the sunlight to perform photosynthesis which helps produce the sugar molecule used by the plants.

The plants absorb maximum sunlight at two wavelengths that are red and blue wavelength by chlorophyll and other pigments. The efficiency of photosynthesis is also measured maximum at these two active wavelengths called action spectrum.

In the given question, since the efficiency of photosynthesis has been discussed which could be measured with the production of oxygen and consumption of carbon dioxide. The experiment performed by the Engelmann showed that aerobic bacteria got concentrated in the blue and red wavelengths as the output of the photosynthesis were observed maximum.

Thus, the selected option is the correct answer.

5 0
3 years ago
The first organism to move into an area after primary disturbance are
allochka39001 [22]

Answer: I'd say C

Explanation: Small plants are at the bottom of the ecosystem, which means they have to start it out. I'm not sure tho.

3 0
3 years ago
Which structure has the least effect on the ability of a virus to infect and replicate in a host cell?
AleksAgata [21]
The answer is an envelope.

A virus is an infectious agent that can replicate only inside a host cell. When it is outside the cell, it consists of genetic material coated with protein capsid. Some viruses also have an envelope which covers capsid. The function of the envelope is to identify and bind some receptor sites on the host membranes. After fusing with the cell membrane, it allows to capsid and genetic material to enter the cell and infect it.
6 0
2 years ago
Read 2 more answers
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