#Question id: 11549
#I Life Science/ Life Sciences Group – I-V
If a biochemist discovers a new molecule, which of the
following pieces of data would allow her to draw the conclusion that the
molecule is a steroid hormone?
I) The molecule is lipid soluble.
II) The molecule is derived from a series of steps
beginning with cholesterol.
III) The molecule acts at a target tissue some
distance from where it is produced.
IV) The molecule uses a transport protein when in an aqueous solution such as blood.
#Question id: 9236
#SCPH06 I Botany
Which of the following outcomes is caused by excessive nutrient runoff into aquatic ecosystems?
#Question id: 15727
#SCPH28 | Zoology
#Question id: 7306
#I Life Science/ Life Sciences Group – I-V
A plant scientist was hired by a greenhouse operator to devise a way to force iris plants to bloom in the short days of winter. Iris normally blooms as a long-day (short-night) plant. Which of the following has the best chance of creating iris blooms in winter?
#Question id: 2664
#SCPH05 I Biotechnology
Which of the following is an example of positive gene regulation?