Analysis of a glandular secretion indicates that it contains some DNA, RNA, and membrane components such as phospholipids. What kind of secretion is this and why? 

Which type of connective tissue is found in the trachea and between the ribs and sternum?

Glands that secrete hormones into the interstitial fluid are known as ________ glands.

2.1.5 Wat is die naam van die nie-metaal in groep 1? (2)

Intercalated discs and pacemaker cells are characteristic of ________ tissue.

The effects of aging on the skin include 

2.2.4 Michelle en Dawie het toe beker 3 met blou lakmoespapier asook rooi lakmoespapier getoets. Watter resultate kan hulle verwag? (2)

2.1.5 What is the name of the non-metal in group 1? (2)

2.1.1 What is the name of the element in group 2, period 4? (2)

Dehydration can cause ________.