Answer: The building blocks of proteins are amino acids, which are small organic molecules that consist of carbon atoms linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain.
Translation:
Los componentes básicos de las proteínas son los aminoácidos, que son pequeñas moléculas orgánicas que consisten en átomos de carbono unidos a un grupo amino, un grupo carboxilo, un átomo de hidrógeno y un componente variable llamado cadena lateral.
The common component of air pollution is particulate matter (PM). This is a complex mixture of extremely small particles and liquid droplets.
The major components of PM are sulphates, nitrates, ammonia, sodium chloride, black carbon, dust particles and water. PM comes from dust , soot, smoke, industry and vehicle exhaust as well as complex chemical reactions with other pollutants.
Burning of fossil fuels produces sulphur dioxide . It is a colorless gas that pollutes the air and can cause health problems affecting the respiratory system.
The lysosomes are the “garbage disposal” of animal cells , the same process takes place in plant cells in its vacuoles
I believe the answer would be <span>The musculocutaneous nerve innervates the flexor </span>muscles<span> of the </span>arm<span>, including the biceps brachii and brachialis </span>muscles<span>. ... Along the anterior of the </span>forearm<span>, the median and ulnar nerves </span>supply<span> nerve signals to the </span>skin<span> and to the flexor </span>muscles<span>of the </span>hand<span> and fingers.</span>
