The dead cells that act as "straws" inside the plant to pull water and nutrients from the soil is

The dead cells that act as "straws" inside the plant to pull water and nutrients from the soil is known as xylem.

Xylem is the vascular tissue in plants that conducts water and dissolved nutrients upward from the root and also helps to form the woody element in the stem.                                                    

the peripheral nervous system or pns contains the nerves, which leave the brain and the spinal cord and travel to certain areas of the body. the peripheral nervous system's main job is to send information gathered by the body's sensory receptors to the cns as quickly as possible.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides