The doppler effect is when sound travels away from a moving object, the frequency can be different depending on the location at which you recieve the sound.
I hope that helps
High blood levels of the amino acid homocysteine
have been linked to increased risks of cardiovascular disease.
<span>Cardiovascular disease is a disease related
to heart, in which vessels become narrowed or blocked and these can lead to
heart attack or stroke.
Homocysteine is an amino acid and its important source
is meat, we get this from eating meat and when the level of these amino acid
increases in the blood, it leads to heart disease.</span>
Smaller cells are better than larger cells because they are able to produce, digest, and waste faster. If it's smaller it can go through faster than a larger one because there is less to travel, also because the volume grows faster than the surface area in the cell.
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(jacemorris04)