Neo-lamarckism, Biology

NEO-LAMARCKISM

  1. Modem modified form of Lamarck theory is regarded as Neo-Lamarckism.
  2. Mc Dougall (1938) found that time taken for training the mice was reducing gradually through generations.
  3. This agrees with Lamarck's idea that acquired learning is passed to the offspring.
  4. Kammerer (1924) kept a species of salamander in black and yellow boxes separately.
  5. This affected the skin colour pattern in their offsprings.
  6. Sumner (1910) Rats reared at warmer temperature had long tail and pinna, which continued in their offsprings.
  7. Tower (1952) found inheritable changes in all stages of potato beetle if subjected to varied temperature, humidity and other conditions.
  8. He also found the change at nucleic acid level due to effect of radiation.
Posted Date: 10/9/2012 1:12:03 AM | Location : United States







Related Discussions:- Neo-lamarckism, Assignment Help, Ask Question on Neo-lamarckism, Get Answer, Expert's Help, Neo-lamarckism Discussions

Write discussion on Neo-lamarckism
Your posts are moderated
Related Questions
Basic structural pattern of limbs The common structural pattern of tetrapod limbs is extremely clear expressed in their skeletal components and in the manner they are organiz

Briefly explain about the Flexed-arm Hang Test? Persons who cannot do one pull-up may do the flexed-arm hang. Using the same hand position as in pull-ups, subject takes flexed-

sample assignment on tagmatizatio

Q. Analyze the Regional Wall Motions? Ans. Various attempts have been made in the past to try and quantify the ischemic myocardium, however till date the best and most wid

Patients on HAART Rifamycins induce hepatic CYP3A4 enzymes and can accelerate metabolism of protease inhibitors and some non-nucleoside reverse transcriptase inhibitors (NNRTIs

Maintaining the quality of frying oil  As frying continues, the level of oil in the fryer depletes. There are two beneficial frying fat quality factors affected during the fryi

Explain Temperate Deciduous Forests-Taiga and tundra? Temperate deciduous forests are typified by the type of forests predominantly found in the eastern and northeastern Unit

Q.  Explain Inborn Errors of Metabolism? Some of the disorders caused by inborn error of metabolism namely phenylketonuria, tyrosinemia, maple syrup urine disease, homocystinur

At the end of the ventricular contraction, maximum arterial pressure is attained and blood flow is most rapid. This is correctly termed the: a) Arterial maximum b) Diastolic

Define Solubility affecting absorption of dietary iron? Solubility is crucial for non-haem iron absorption as the inorganic iron salts have to be solubilized in the intestine f