Why is long loose hair dangerous in a lab? Select all that apply. It can catch fire over an open flame.
It can get caught in the lab equipment.
Long loose hair is not dangerous in a lab.
It can fall into a beaker full of chemicals.

What is the next step in muscle contraction after the actin changes shape? (apex)

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.

All ova contain sex chromosomes corresponding to: x y xx xy