« previous next »

Author Question: Incandescent light bulbs, which have high output of red light, are least effecti (Read 589 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Aug 16, 2013
Incandescent light bulbs, which have high output of red light, are least effective in promoting
A) photosynthesis.
B) seed germination.
C) phototropism.
D) flowering.
E) entrainment of circadian rhythms.


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #1 on: Aug 20, 2013
I chose C and got the answer, hope that helps.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Excitation of isolated chlorophyll by light. Excitation of isolated chlorophyll by light.
Technique of Light Palpation Technique of Light Palpation
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
When the exhaust is rich, the output of a zirconia oxygen sensor is above 450 mV. When the exhaust is rich, the output of a zirconia oxygen sensor is above 450 mV.
Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ... Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ...
Permafrost: High albedo, reflects as much as 90% of the Sun’s energy Permafrost: High albedo, reflects as much as 90% of the Sun’s energy
Video: Female Reproductive System - Hormonal regulation (GnRH) الجهاز التناسلي للأنثى - التنظيم الهرموني

For a complete list of videos, visit our video library