Evolutionary changes in humans, Biology

Assignment Help:

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.

Related Discussions:- Evolutionary changes in humans

Bronchial asthma, Bronchial Asthma Bronchial Asthma is characterized ...

Bronchial Asthma Bronchial Asthma is characterized by increased responsiveness of the trachea and bronchi to various stimuli that cause narrowing of the airways and difficu

Effect in controlling communicable disease, Early campaigns of the 19th cen...

Early campaigns of the 19th century that focused on sanitation, hygiene, housing, and nutrition had little effect in controlling communicable disease due to flawed rationale based

Main prophylactic measures against hookworm disease, Q. What are the main p...

Q. What are the main prophylactic measures against hookworm disease? The major prophylactic measures against hookworm disease are to avoid walking barefoot on soils suspected o

Gastrulation, Gastrulation Gastrulation is the process through whic...

Gastrulation Gastrulation is the process through which the presumptive areas of organ specific rudimetns present on the surface of blastula move to their specific position

Explain fixed performance system in oxygen therapy, Explain fixed performan...

Explain fixed performance system in oxygen therapy? Fixed Performance Systems: These devices are capable of delivering a fixed, preset concentration of oxygen regardless of t

Stratification, Stratification On the basis of the variation in air tem...

Stratification On the basis of the variation in air temperature. the atmosphere has been divided vertically into four layers: (figure shown below) thee troposphere, stratospG,

List out the principles of food preservation, List out the Principles of Fo...

List out the Principles of Food Preservation? All food preservation methods are based upon the general principle of preventing or retarding the causes of spoilage caused by mic

What is sarcoplasmic reticulum, An increase in the calcium conductance of a...

An increase in the calcium conductance of all sarcoplasmic reticulum membranes of a skeletal muscle with no external forces on it leads to A. an increase in the amount of calci

Feline calcivirus infection, Feline calcivirus infection This disease i...

Feline calcivirus infection This disease is caused by a virus under the family Caliciviridae. Its symptoms include rhinitis, tracheitis and pneumonia. The animals are lethargi

What is the concept of universality of the genetic code, What is the concep...

What is the concept of universality of the genetic code? What are the exceptions to this universality? The genetic code is universal because the rules of protein codification b

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages