The is the root of the nail from which keratinized cells grow.

Nail matrix

Explanation:

The nail matrix is the root of the nail from this region the keratinized cells of the nails grow. The nail matrix is the area where the fingernail or toenail beings to grow. The matrix produce new skin cells, these cells replaces the old and dead skin cells to form your nails. If any injury caused to the nail matrix will affect the growth of the nails.

propane is burned to provide the heat in many cooking grills. the chemical reaction for this process is shown in the equation below.

c3h8 + 5o2 ? 3 co2 + 4h2o + energy

what are the products in this chemical reaction?

3co2 + 4h2o + energy

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.