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

Polygonum type - monosporic embryo sacs, Polygonum Type - Monosporic Embryo...

Polygonum Type - Monosporic Embryo Sacs The embryo sac is formed from the chalazal megaspore in the tetrad and is eight-nucleate. The development of the embryo sac begins with

How we can do karyotype analysis, Why in the preparation of a karyotype ana...

Why in the preparation of a karyotype analysis is the use of a substance like colchicine interesting? Colchicine is a substance that disallows the formation of microtubules and

Body fluids – circulation, Normal 0 false false false E...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Explain what is fungi, Explain what is Fungi? The fungi are spore-beari...

Explain what is Fungi? The fungi are spore-bearing eukaryotic organisms without chlorophyll and having absorptive nutrition. These reproduce sexually as well asexually. Primari

Problem of polarity, Problem of Polarity The control of polarity in r...

Problem of Polarity The control of polarity in regenerating coelentrates like hydra has received much attention for many years. You are already aware that while a hydra is cu

Amount of proteins present in the cell, Cells regulate their level of activ...

Cells regulate their level of activity by regulating the amount of proteins present in the cell at any given time, so an up regulation of enzymes would be expected to A. increase t

Can you explain process of ovulation, Q. What are the hormones that promote...

Q. What are the hormones that promote the release of the female gamete from the follicle and at which day of the menstrual cycle does this phenomenon happen? What is this event cal

Transcription factors have multiple domains, In most cases, the transcripti...

In most cases, the transcription factors in eukaryotes which bind to promoter or enhancer sequences are activator proteins which induce transcription. That proteins gen

Determine improper fit at the abutment - implant interface, Improper fit at...

Improper fit at the abutment/- implant interface It is very vital that the fit of the abutment is crosschecked radiographically prior to final delivery of the prosthesis. The m

To study the structure of a seed, To study the structure of a seed Soak...

To study the structure of a seed Soak seeds of bean, pea, pumpkin, sunflower, corn and other large forms. Take away the seed- coats and carefully cut the seeds open. Discover t

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages