The thyroid gland produces a substance containing iodine that helps regulate growth.
Goiter is an enlargement of the thyroid gland
caused by a lack of iodine in the diet. Goiter
is uncommon in coastal areas where people
eat seafood that contains a form of iodine.
It is more common inland, where people
eat food that has been grown in soil
lacking iodine.
Which phrase restates the cause of the
disease goiter, as given in the passage?
(1) eating too much fish
(2) eating too little of foods high in iodine
(3) exposure to a bacterium found in iodine
(4) fertilizing the soil with iodine
(5) inheriting a defective thyroid gene

Name the type of chemical that speeds up digestion

The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules,vesicles, and sacs8) "packages" enzymes in vesicles for secretion.

How can you approximate the number of calories required to keep you in energy balance?