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

Striped muscles, STRIPED MUSCLES - These muscles are found in the li...

STRIPED MUSCLES - These muscles are found in the limbs, body walls, tongue, pharynx and beginning of oesophagus and are under the control of animal's will. These muscle f

Determine the occurrence of pantothenic acid, Occurrence Pantothenic acid ...

Occurrence Pantothenic acid Pantothenic acid is a ubiquitous active principle occurring in free as well as in the bound form. In the bound form, pantothenic acid is incorpor

Photophosphorylation, explain the role of cyclic photophosphorylation in p...

explain the role of cyclic photophosphorylation in photosynthesis

Normal pigmentation, The female I-1 and her mate, male I-2, had four childr...

The female I-1 and her mate, male I-2, had four children, one of whom has albinism. What is the probability that they could have had a total of four children with any other outcome

What is facial prosthesis, Q. What is facial prosthesis? Dental implant...

Q. What is facial prosthesis? Dental implants have prosthesis also been used for facial prosthesis which includes nasal, orbital or auricular prosthesis. Implant and bar retain

Explain how movement is controlled in protozoans., Movement is even control...

Movement is even controlled by organelles, cilia and flagella. These and the pseudopodia in the amoebas give these small creatures movement, something we associate with animals. Es

Explain about the fat metabolism - ageing, Explain about the Fat metabolism...

Explain about the Fat metabolism - Ageing? With increasing age, the blood cholesterol and blood triglyceride levels gradually increase. Certain factors like the kind and amoun

What is septal ablation, What is Septal Ablation (TASH/PTSMA) ? This is...

What is Septal Ablation (TASH/PTSMA) ? This is a nonsurgical interventional treatment. The septal myocardium supplied by 1 st septal branch of left anterior descending artery

Initiation codon, Initiation Codon is the codon at which the translation o...

Initiation Codon is the codon at which the translation of a polypeptide chain is initiated. This is generally the first AUG triplet in the mRNA molecule from 5' end, where the rib

Illistrate the role in reducign activation energy, 1- Describe the function...

1- Describe the function of enzymes in catalyzing biological reactions ? 2-Descride enzymes ' role in reducign activation energy?

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages