1. Care sunt tipurile de radacini? 2. Unde se gaseste scufia la o radacina si ce rol are?
3. Notati 3 functii ale radacinii.
4. Din ce este alcatuita seva bruta?
5. Din ce este alcatuita seva elaborata?
6. Prin ce tip de vase conducatoare circula seva bruta?
7. Prin ce tip de vase conducatoare circula seva elaborata?
8. Notati 3 plante cu tulpini subterane.
9. Notati 3 tipuri de muguri.
10. Mentionati 3 functii ale tulpinii.

Explain why in any given geographical region, women tend to have lighter skins( by 3-4% on average) than men?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Taq polymerase is an enzyme isolated from the organism thermophilus aquaticus. this organism has been found living in the hot springs of yellowstone national park. this enzyme is used to copy human dna from crime scenes. most reactions are performed at ranges similar to those of the human body; however, what considerations should be made for optimum use of this enzyme? view available hint(s)taq polymerase is an enzyme isolated from the organism thermophilus aquaticus. this organism has been found living in the hot springs of yellowstone national park. this enzyme is used to copy human dna from crime scenes. most reactions are performed at ranges similar to those of the human body; however, what considerations should be made for optimum use of this enzyme? the enzyme will not work on human dna. nothing should be altered. the ph should be decreased. the temperature should be raised.