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Alona [7]
2 years ago
8

what is the difference between the non-specific and specific defense system which one is activated by vaccines

Biology
1 answer:
soldi70 [24.7K]2 years ago
4 0
Non specific immunity is the initial immune reaction against foreign antigens via nonspecific antibodies and immune cells and specific immunity involves the production of antibodies against a particular antigen 
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slavikrds [6]

you can ,Choose to walk or ride a bicycle whenever possible, Take care to properly dispose of your pet's waste that can really help, and don't litter that all i had in mind  if i have more ill gladly come back to tell you :)

4 0
3 years ago
Which statement describes a cell belonging to a haploid organism that is capable of
Luda [366]
From the options given above, the correct option is D. A haploid cell is a cell that contains a single set of chromosomes only. A haploid cell can only undergo asexual reproduction. Asexual reproduction involves only one parent and the cell division usually occurs by mitosis. An organism that is reproducing asexually will transmit 50% of its gene to its offspring[s]. Thus, haploid cells reproduce asexually through mitosis only. 
4 0
3 years ago
Which natural event can occur either over a few weeks or over a few million years?
solong [7]

Answer:

A formation of a volcano

Explanation:

A natural event that can occur either over a few weeks or over a few million years is <u>a formation of a volcano</u>. Volcanoes are accumulated when magma from inside the Earth's uppermost mantle acts its approach to the surface. Near the covering, that explodes to form lava flows as well as ash sediments. Extra time as the volcano remains to emit, it will become more prominent.

5 0
3 years ago
Jessica's mother has the blood type AB and her father has the blood type O. Which blood type could Jessica have? Draw a Punnett
katrin2010 [14]
Step 1: Figure out genotypes of parents

Jessica's mom: I^A I^B
Jessica's dad: ii


Step 2: Punnett Square:
           ( i )      ( i )
(I^A)   I^Ai     I^Ai  
(I^B)   I^Bi     I^Bi



Step 3: List possible phenotypes

Jessica could be either blood type A (I^Ai) or blood type B (I^Bi)

4 0
3 years ago
An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2
hammer [34]

The sugar pill serves as a control.

The control in experiments is a sample that remains the same throughout the experiment and it is used to compare the results of the main experiment to. It serves to guarantee that changes noted in the experiment are from the variables introduced and  not something else.  


3 0
2 years ago
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