#Question id: 5575
#Unit 5. Developmental Biology
Which of the following is the correct sequence of the zones in the primary growth of a root, moving from the root cap inward?
#Question id: 24585
#Unit 3. Fundamental Processes
#Question id: 21250
#Unit 7. System Physiology – Animal
#Question id: 11460
#Unit 7. System Physiology – Animal
The round window ________.
I) dampens fluid vibrations
II) collects sound pressure waves
III) detects the frequency of sounds
#Question id: 7275
#Unit 5. Developmental Biology
The following experiment is designed to study the role of several hormones in the regulation of metamorphosis in frogs.
Group # |
Treatment |
Days
to Metamorphosis |
1 |
Saline |
30 |
2 |
Prolactin |
> 100 |
3 |
TSH |
15 |
4 |
Thyroxine |
10 |
5 |
Corticosterone |
30 |
6 |
Thyroxine
+ Corticosterone |
5 |
7 |
Prolactin + TSH |
30 |
8 |
Thyroid gland
removed |
> 100 |
If the thyroid gland were removed from the tadpoles in Group 4, metamorphosis would