That is because gene expression is a process in the synthesis of proteins and without proteins our organisms could not function properly. Almost all things that occur in our body are results of proteins being synthesized and these proteins travel through our body activating other processes. When not synthesizing proteins, different types of RNA are synthesized.
Hearing loss that occurs as a function of age is called presbycusis.
In presbycusis, the patient will lose the ability to hear the higher frequency of sound.
Anosmia is losing the ability to smell. Presbyopia is vision loss that occurs as a function of age.
There<span> are many plant-</span>like protists<span>, such as algae, that get </span>their<span> energy from sunlight through photosynthesis. Some of the </span>fungus-like protists, such as the slime molds decompose decaying matter. The animal-like protists<span> must "eat" or ingest </span>food<span>.</span>
<span>After ovulation, an oocyte, or egg cell, remains viable in the female body for up to 24 hours. The generally accepted lifespan in a woman's body is 12 to 24 hours for the egg and up to five days for the sperm cells. Intercourse occurring as many as five days prior to ovulation, therefore, could potentially result in pregnancy.</span>