« previous next »

Author Question: Charles and Francis Darwin discovered that A) auxin is responsible for phototrop (Read 1287 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Aug 16, 2013
Charles and Francis Darwin discovered that
A) auxin is responsible for phototropic curvature.
B) auxin can pass through agar.
C) light destroys auxin.
D) light is perceived by the tips of coleoptiles.
E) red light is most effective in shoot phototropism.


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #1 on: Aug 20, 2013
I chose D 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?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Darwin’s finches: Adaptive radiation of bill types. Darwin’s finches: Adaptive radiation of bill types.
Charles Lyell Charles Lyell
The recently discovered lleret calvaria from Kenya is the smallest H. erectus and shares many traits The recently discovered lleret calvaria from Kenya is the smallest H. erectus and shares many traits
Two woodcuts from Darwin’s 1872 book, The Expression of Emotions in Man and Animals, that he used ... Two woodcuts from Darwin’s 1872 book, The Expression of Emotions in Man and Animals, that he used ...
Charles Manson Charles Manson
Francis Morocco Francis Morocco
Video: Graded potentials - electrical characteristics and types

For a complete list of videos, visit our video library