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

What do you understand by arthropodization, What do you understand by Arthr...

What do you understand by Arthropodization? Many of the traits that we consider unique to the Arthropoda may not be independent traits. Instead, they may be the consequence of

Late recurrence of artgirza--recurrence of angina, Late recurrence of a...

Late recurrence of artgirza: This is a reflection of progress of disease in the native coronary arteries distal to the grafts or narrowing or blockage of one or more of the g

Of which type of defense cell do worm infections, Of which type of defense ...

Of which type of defense cell do worm infections stimulate the multiplication? The major leukocytes that generally multiply and participate in the defense against worm infectio

State about osteogenesis, State about osteogenesis Embryologically, ost...

State about osteogenesis Embryologically, osteogenesis may be classified as either intramembranous or endochondral. When the ossification occurs directly, it is defined as intr

Cell theory to be developed after microscopes, Why did it take 150 years fo...

Why did it take 150 years for the cell theory to be developed after microscopes were invented? Information about cells could not be understood and organized into a central theo

What is the process of evolution, Why acquired traits are not directly rela...

Why acquired traits are not directly related to the process of evolution? As acquired traits are not genetically determined, they cannot be passed on to offspring. Therefore,

Treatment of sewage, The sewage treatment methods can be classified into th...

The sewage treatment methods can be classified into the following heads: Primary treatment Secondary treatment Tertiary treatment 1. Primary Treatment: The primary

Explain three basic sexual life cycles studied in biology, What are the thr...

What are the three basic sexual life cycles studied in Biology? Which of them corresponds to metagenesis? Which of them is the human life cycle? Sexual reproduction may take pl

Nursing responsibilities while administering immunization, NURSING RESPONSI...

NURSING RESPONSIBILITIES WHILE ADMINISTERING IMMUNIZATION Use one sterile syringe and needle for each injection. Use only the diluent supplied along with measles and

Explain process of glycosylation, Glycosylation: The covalent addition of ...

Glycosylation: The covalent addition of the sugar moities to N or O atoms present in the side chains of various amino acids of certain proteins, usually occuring within the Golgi

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages