The somatic nervous system which consists of the peripheral nervous system. Think outside or between your spinal cord and brain. The somatic nervous system acts as an intermediary between the brain and spinal cord. This is where the relay of messages occur between the two. In a simple explanation.
D) Photosynthesis
Explanation:
Plants use Carbon dioxide in the process that turns sunlight, carbon dioxide and water into glucose and oxygen
Since males have only x-chromosome they are more likely to express x-linked (by far the most common type of sex - linked disorders ) recessive traits. females can also not express any y-linked traits. females have a backup copy of the genes on their other x-chromosome, similar to autosomal chromosomes.
I believe it’s attachment pili aka fimbriae.