Question

question 19 1 pts which of the following is not a function of the skin? defense against disease organisms synthesis of vitamin e regulation of body temperature excretion of water and salts question 20 1 pts connective tissue forms from stem cell tissue called: mesenchyme. blastocyst. endoderm. ectoderm. quiz saved at 9:07am submit quiz

Explanation:

For Question 19: The skin has functions like defense against pathogens, regulating body - temperature, and excreting water and salts. But it does not synthesize vitamin E.
For Question 20: Connective tissue develops from mesenchyme, which is a type of stem - cell tissue. Blastocyst is an early embryonic stage, endoderm and ectoderm are germ layers with different differentiation fates.

Answer:

Question 19: Synthesis of vitamin E
Question 20: mesenchyme.