Answer:
They can worsen symptoms for people with breathing difficulties.
Explanation:
Ultrafine particles are small particles found in dirty air. They aren’t filtered due to their very small size. They enter the lungs and cause certain conditions such as oxidative stress, inflammatory mediator release, and could induce heart disease, lung disease and other systemic effects.
People who have breathing difficulties have their case worsened due to these particles.
Answer:
<em>The tyres of car wear out gradually, due to the frictional force. Frictional force arises between two objects when they move over one another. In the given cases it arises between the tyre and the surface which it is travelling on.</em>
Because it proves the fertilization was impossible
The answer is; Ribosomes are synthesized
Ribosomes are only involved in the translation of mRNA to proteins. During DNA replication DNA helicase unwind the DNA double-strand by breaking hydrogen bonds between the two strands. DNA polymerase then replicates each strands using nucleotides complimentary of the replicating strands.
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