« previous next »

Author Question: A plant seedling bends toward sunlight because A) auxin migrates to the lower pa (Read 553 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Aug 16, 2013
A plant seedling bends toward sunlight because
A) auxin migrates to the lower part of the stem due to gravity.
B) there is more auxin on the light side of the stem.
C) auxin is destroyed more quickly on the dark side of the stem.
D) auxin is found in greatest abundance on the dark side of the stem.
E) gibberellins produced at the stem tip cause phototropism.


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #1 on: Aug 22, 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?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Sunda Clouded Leopard in lower Kinabatangan River, eastern Sabah, Malaysia Sunda Clouded Leopard in lower Kinabatangan River, eastern Sabah, Malaysia
Plant Plant
4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ... 4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ...
3D Plant Layout - Side View for Dual-Stage Pressure Production of Nitric Acid 3D Plant Layout - Side View for Dual-Stage Pressure Production of Nitric Acid
Chocolate May Lower the Risk of Stroke in Men Chocolate May Lower the Risk of Stroke in Men
Video: hGH (protein synthesis, growth and development)

For a complete list of videos, visit our video library