Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 27327
TLS Online TPP Program

#Question id: 9191

When an arborist prunes a limb off a valuable tree, he or she usually paints the cut surface. The primary purpose of the paint is to

#Unit 9. Diversity of Life Forms
  1. minimize water loss by evaporation from the cut surface.
  2. improve the appearance of the cut surface.
  3. stimulate growth of the cork cambium to ʺhealʺ the wound.
  4. block entry of pathogens through the wound.
More Questions
TLS Online TPP Program

#Question id: 5543

#Unit 5. Developmental Biology

What is the purpose of the chorion in terrestrial vertebrate embryos?
TLS Online TPP Program

#Question id: 5544

#Unit 5. Developmental Biology

Which embryonic membrane forms the commonly of the placenta?
TLS Online TPP Program

#Question id: 5545

#Unit 5. Developmental Biology

The placenta functions as a(n):
TLS Online TPP Program

#Question id: 5546

#Unit 5. Developmental Biology

By the end of _______________ , distribution of cells into the three primary tissue types has been completed
TLS Online TPP Program

#Question id: 5547

#Unit 5. Developmental Biology

 Cells that rove from somites form the
TLS Online TPP Program

#Question id: 5548

#Unit 5. Developmental Biology

Vertebrate lungs are derived from