Answer:
<u>d</u>
Explanation:
Water enters the atmosphere by :
⇒ liquid water evaporates from lakes when heated by the Sun
⇒ frozen water sublimates from ice and snow
⇒ liquid water is lost from tree leaves during evapotranspiration
An aldehyde is an organic compound containing a group with the structure −CHO, consisting of a carbonyl<span> center </span><span>with the carbon atom also bonded to </span>hydrogen<span> and to an R group</span>
HCL is guilty for triggering the release of enzymes such as pepsin which are essential for the digestion of protein. Bile contains bile acids, which are critical for digestion and absorption of fats and fat-soluble vitamins in the small intestine.
Answer: d. Extracellular matrix was discovered more than 20 years ago.
Explanation:
According to biological sciences, the extracellular matrix is a matrix that consists of three dimensional network of extracellular macromolecules such as enzymes, collagen and glycoproteins which provide structural and biological support for surrounding cells as well.
It is found that it is discovered over 20 years ago in the matrix formed in the mouse EHS sarcoma. Therefore, correct answer is (d).