stomach acid unfolds proteins, exposing them to digestive enzyme.

What is a typical language pattern when introducing background information ？

3. A strong scientific title is descriptive, brief, specific, and accurate. It also uses key words that readers will search for. The title with the "√" before it is considered to be the better one. Decide whether the following choice is the correct one. √A. A Synthetic Pathway for the Fixation of Carbon Dioxide in Vitro B. Fixation of Carbon Dioxide in Vitro: Not Blowing in the Wind

They the maths problem when I came in_____

_____of your offer would make your bicycles uncompetitive with other stores in our region.

Nutrition might be defined as the process whereby we obtain the essential nutrients and use them to make many other substances our bodies need. This process would include eating and digesting food and absorbing and using, or metabolizing the nutrients it contains.

The monosaccharides is absorbed through active transport

人体自身不能合成或合成速度远不能满足机体需要，必须从食物中获得，这一类氨基酸称为必需氨基酸

胃蛋白酶主要水解由苯丙氨酸或酪氨酸组成的肽键

peptides and most amino acids are actively transported into cell by a sodium co-transport strategy.

弹性蛋白酶可以水解苯丙氨酸、酪氨酸等芳香族氨基酸的羧基组成的肽键，