We can get amino acids from eating food that contain proteins.
Proteins are made up of chains of amino acids. During digestion, the proteins are broken down into amino acids.
The evolution of organisms are based on the resources available in order for it to be capable of growth still. In the given choices above, the substance or chemical that changed over time is the supply of carbon dioxide which is an essential substance for photosynthesis. Thus, the answer the first choice.
Environmental engineering is the branch of engineering that is concerned with protecting people from the effects of adverse environmental effects, such as pollution, as well as improving environmental quality
The five senses of the human body are:
Taste: its receptors are chemoreceptors located in the tongue, named taste buds
Smell: its receptors are also chemoreceptors, located in the nose, named Olfactory receptors
Hearing: cochlea are tonoreceptors which feels the vibrations in the air that produces the sound and transmit it to the brain
Touch: its receptors are terminal nerves mechanoreceptors, located everywhere in the body
Sight: The retina contains photoreceptors which transmit the nerves impulses to the brain
