Answer: Different genes being expressed.
Explanation:
The differences in the structure of the muscle and the nerve cells is due to the gene expression or gene expressed in the cell and the gene silenced to achieve the desired organisation of cells.
Carbon is a chemical element with symbol C and atomic number 6. On the periodic table, it is the first of six elements in column, which have in common the composition of their outer electron shell. It is nonmetallic and tetravalent.
Valine is a hydrophobic amino acid used for biosynthesis of proteins. It is essential in humans, meaning the body cannot synthesize it and it must be obtained from the diet.
Glutamic is a hydrophilic amino acid used by almost all living beings in the biosynthesis of proteins. It is non-essential in humans and the body can synthesize it.
Answer:
A cryptogam is a plant that reproduces by spores, without flowers or seeds. "Cryptogamae" means hidden reproduction, referring to the fact that no seed is produced, thus cryptogams represent the non-seed bearing plants. Other names, such as "thallophytes", "lower plants", and "spore plants" are also occasionally used.
4.4