When did life appear on earth?, Biology

Assignment Help:

When did life appear on earth?

It is estimated that the life on earth emerged about 3.5 billion years ago, thus 1 billion years after the formation of the planet.

 


Related Discussions:- When did life appear on earth?

Behaviour change communication - iron deficiency anaemia, Define Behaviour ...

Define Behaviour change communication - iron deficiency anaemia? In communities that are illiterate and consequently ignorant of the consequences of nutrition disorders and the

Artificial insemination, ARTIFICIAL INSEMINATION - Artificial insemi...

ARTIFICIAL INSEMINATION - Artificial insemination is a technique to make a female pregnant by artificially introducing semen into the vagina. Artificial insemination has

Define vapour pressure - properties of solutions, Vapour Pressure The i...

Vapour Pressure The intermolecular forces in a liquid prevent most molecules from escaping from the surface. However, due to molecular collisions, some molecules have sufficien

Determine the weiss theory of fibroosseous fixation, Weiss's Theory of Fibr...

Weiss's Theory of Fibroosseous Fixation Weiss' theory stated that there is a fibro-osseous ligament formed between the implant and the bone and this ligament can be considered

Classify suture materials, Classify suture materials Sutures can broad...

Classify suture materials Sutures can broadly be classified into two kinds - Absorbable: will break down harmlessly in the body over time without intervention, Non-absor

Demographic cycle, DEMOGRAPHIC CYCLE - 1 .       First stage - B...

DEMOGRAPHIC CYCLE - 1 .       First stage - B high     - D high     =  0 2 .       Second stage - B high     - D lo w     =  G more eg.

Explain enzyme inhibition, ENZYME INHIBITION Enzymes are often inhibite...

ENZYME INHIBITION Enzymes are often inhibited by  the presence of  suitable inhibitors. Much of current drug therapy  is based  on this. Basically, there  are  three major  cla

Species diversity, Species Diversity Species diversity means the differe...

Species Diversity Species diversity means the differences between species (both domesticate d and wild). It is the most visible component of biodiversity as implied by the word

Methods of gene transfer in transgenic animals, M e thods of gene transfe...

M e thods of gene transfer The technology employed for introduction of transgenes into a livestock population may produce consequences specific to the method. Once introduced

How cad patients response in hypertenstion, Q. How CAD Patients Response in...

Q. How CAD Patients Response in Hypertenstion? An exercise rise in systolic blood pressure (over 200 mm Hg) has been used as a reason to terminate exercise in some centers. She

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd