Evolutionary changes in humans, Biology

Evolutionary changes that occurred in humans are -

  • Development of prominent chin. Increase in cranial capacity. Reduction of brow-ridges.
  • Development of speech. Development of community life. Reduction in the size of teeth.
  • Reduction of muscles. Gradual development of thumb opposability. Development of shorter fore limbs.
  • Liberation of hands for locomotory function. Slow assumption of erect posture.
Posted Date: 10/9/2012 1:55:44 AM | Location : United States







Related Discussions:- Evolutionary changes in humans, Assignment Help, Ask Question on Evolutionary changes in humans, Get Answer, Expert's Help, Evolutionary changes in humans Discussions

Write discussion on Evolutionary changes in humans
Your posts are moderated
Related Questions
In high altitudes is it necessary for the blood to have more or less hemoglobin? In high altitudes the air is rarefied and oxygen concentration is lower than in low altitudes.

Explain the Storage of vitamin A? The primary organ for storage of vitamin A is the liver. Reserves are found in the stellate cells, as mentioned above. The average liver weigh

Q. Explain Intraoral Barrier Techniques? Rubber dam A rubber dam is used whenever possible for improved vision and access and to reduce dental personnels' exposure to micr

Clothes : The concept of clothes might have started even before weaving, as an extension of  the practice of carrying food hd  implements about.  Attachments with a convenient

Define How to Prevent the Cancer? A continuing and urgent need is there to take all steps to prevent cancer. Cancer rates are set to increase another 50 percent by the year 202

Determine about the prokaryotes and eukaryote cell The eukaryotic cells, on the other hand, have a true nucleus wherein the genetic material, DNA is enclosed within a well-def

how twins are produced and why

In the prokaryotes,  RNA transcribed  from protein-coding  genes or messenger  RNA, mRNA,  need  little  or  no  changes  prior  to  translation.  In reality, several mRNA   molecu

Q. Explain the Technique of Balloon Mitral Valvuloplasty? The procedure is performed by cannulation of the right femoral vein and the procedure is similar upto transseptal punc