| 31. Most plant hormones act as promoters of one response or another. Which type of hormone is unusual in that it generally acts as a growth inhibitor? | auxins abscisic acid gibberellins cytokinins |
| Question 32.32. The first human medicines from plants probably resulted from _____. | early humans watching what plants were eaten by wild animals experiments by chemists in 1800\'s chemical analysis of commonly grown plants trial and error studies in the 1700\'s |
| Question 33.33. Plants resemble humans in that they also produce hormones for growth and development and cell differentiation. | True False |
| Question 34.34. What is the function that phytochrome is known to perform in the photoperiod-related control of flowering? | sensing sunrise and sunset inducing flowers to form none of the choices are correct determining night length |
| Question 35.35. Plant circadian rhythms (biological clocks) are regulated by thigmotropsim. | True False |
| 31. Most plant hormones act as promoters of one response or another. Which type of hormone is unusual in that it generally acts as a growth inhibitor? | auxins abscisic acid gibberellins cytokinins |
Q31. abscisic acid
The top two plant growth inhibitors are: (1) Abscisic Acid and (2) Ethylene.
Q32. early humans watching what plants were eaten by wild animals
Q33. True
Plants produce hormones for growth and development and cell differentiation. Auxins and cytokinins are examples