The_________ acts as the cell’s “post office” by sorting, processing, and packaging materials to be transported within the cell or secreted from the cell.

The cells that nourish, insulate, and protect functional units of nerve tissue are referred to as _________.

The_________ is the organelle active in most of the lipid and carbohydrate synthesis within the cell.

The tissue type that covers the body surface, body cavities, and organ surfaces is _________ tissue.

A nucleotide that RNA uses but DNA does not is_________.

The plane that divides the body into superior and inferior portions is the_________.

The_________ are sites of protein synthesis within cells.

_________ lack(s) striations and are(is) involuntary.

The molecule that provides immediate energy for cellular processes is_________.

What hormone released by the kidneys stimulates RBC production?