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RideAnS [48]
3 years ago
10

4 pts

Biology
1 answer:
Nutka1998 [239]3 years ago
4 0

The polio vaccine works as :

It triggers the immune system to produce antibodies to fight the disease causing agent.

Option 1 is the correct answer.

Explanation:

Polio vaccine is attenuated disease causing virus which helps in the production of antibodies to fight the disease. The immunity for polio gets develop in the individual given polio vaccines.

Jonas Salk discovered the the vaccine for polio by using inactivated polio causing virus.

The polio vaccine produces antibodies in the blood when interaction with polio virus is there.

The paralysis of the legs can be prevented as polio virus do not reach the nervous system and spinal cord of the individual.

There are two types of polio vaccines given across the globe:

oral polio vaccine and inactivated polio vaccine (via injection)

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What kinds of bonds can form between two adjacent water molecules
Nimfa-mama [501]

Hydrogen bonds

hope this helps :)

8 0
3 years ago
In tomatoes, tall (D) is dominant over dwarf (d) and smooth fruit (P) is dominant over pubescent fruit (p), which is covered wit
juin [17]

Answer:

The correct answer would be - Dd Pp.

Explanation:

As it is given that tall D is dominant over dwarf d and smooth plant Pis dominant over pubescent p so the the genotype of dominant trait that is tall and smooth tomato plants would be DDPP . similarly the recessive trait that is dwarf and pubescent plant would be ddpp

Thus, the cross between these would be -

DD PP x ddpp

And gametes would be - DP,DP, dp, and dp.

So, all the 16 offspring would have Phenotype would be heterozygous tall and smooth and DdPp genotype .

Thus, the correct answer would be - Dd Pp.

5 0
3 years ago
Which is true about scientific knowledge?
Neporo4naja [7]
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5 0
3 years ago
Strep throat and bacterial pneumonia are examples of __________.
Fittoniya [83]

Strep throat and bacterial pneumonia are examples of

The correct answer is a. bacterial communicable diseases.

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The bacterial pneumonia is commonly caused by <em>Streptococcus pneumoniae. </em>The bacterial pneumonia is a community acquired pneumonia. The most common way it is caused when the bacteria aspirates from the oral cavity or by breathing infected air droplets having pneumonia. The bacteria can enter the bloodstream and deposits in the lungs causing pneumonia.

If a doctor wanted to find out the number of white blood cells in a patient's blood, he or she would order a(n)

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4 0
2 years ago
Read 2 more answers
Explain how the conversation of wetlands to farmlands has impacted stream and rivers
Evgesh-ka [11]

Answer:

Wetland reduction has caused a decrease in the absorption zones for excess water. If the excess water cannot be absorbed by the soil, it increases the incidence and magnitude of flooding.

8 0
3 years ago
Read 2 more answers
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