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
Please on 3 separate paragraph a. Examine the contributions of select scientists from the Greek and Roman period. b. Explore the Arab influence on the development of anatomy

Where can RNA be found within cells? In the eukaryote cell nucleus RNA can be found dispersed in the nuclear fluid, with DNA, and as the main constituent of the nucleolus. In c

TYPE S OF RIBOSOMES Ribosomes are of two types: - 1 . Procaryotic Ribosomes - 70 s = Occur in cytoplasm of prokaryotes, and also in mitochondria, and Chloroplast o

Explain what is pulse ? Examination of peripheral pulses as a very important step in cardiovascular examination. A normal pulse has upstroke (anacrotic limb) followed by a down

Q What is the name of the membrane with the intention of delimits the nucleus? To which component of the cell structure is that membrane contiguous? The nuclear membrane is als

What are the capillaries of the vascular system? Capillaries are small blood vessels that perform exchange of substances among the blood and the body tissues. Capillaries are n

write breif notes on oogenesis

Methods of Filter Feeding More elaborate methods of filter feeding are seen in tube dwelling polychaetes which use tentacles to entangle the food particles. Figure shows some

Define effect of Minerals on athletes? Mineral supplementation, particularly iron in cases of iron deficient athletes is beneficial. Similarly, magnesium and chromium supplemen