Variations, Biology

Assignment Help:

VARIATIONS -

  1. Defined as "dissimilarities of features among members of the same species".
  2. Offsprings of same parent are different and also differ from their parent.
  3. This is due to sexual reproduction variation occuring at gene level and are inheritable hence are the raw material for evolution.
  4. The genetic constitution which governs such traits is called genotype.
  5. Phenotype is the physical expression of genes of an organism.
  6. Natural selection can act upon genetic variation only when it is expressed in the phenotype.

Related Discussions:- Variations

Define thrombospondin polymorphisms, Q. Define Thrombospondin Polymorphisms...

Q. Define Thrombospondin Polymorphisms Thrombospondin polymorphisms may present an initial insight into our understanding of the genetic contribution to coronary atherosclerosi

Invertibreats, genral charecter and classificatin of porifera

genral charecter and classificatin of porifera

Explain mid-diastolic and lafe diastolic pre systolic sound, Explain Mid-di...

Explain Mid-diastolic and Lafe Diastolic (Pre Systolic) Sounds ? Mid-diastolic sounds are S3 sounds and late diastolic (pre systolic) sounds are S3 sounds. Pre systolic Pacema

How does the hypophysis-corpus luteum negative feedback work, How does the ...

How does the hypophysis-corpus luteum negative feedback work? What is the name given to the atrophied corpus luteum after this feedback process? After ovulation the estrogen an

Soils of tropical and temperate forests, Soils of Tropical and Temperate Fo...

Soils of Tropical and Temperate Forests Although soils of tropical forests are generally poor in nutrients they are able to maintain high productivity under natural conditions

Haccp is a food-related operation, HACCP  is a food-related operation to: ...

HACCP  is a food-related operation to: A) Identify and assess hazard at every stage of operation, right from start to finish B) Determine the critical control points C) E

Show the use of incineration for sterilization, Q. Show the Use of Incinera...

Q. Show the Use of Incineration for sterilization? This is an excellent method for rapidly destroying materials such as soiled dressings, animal carcasses, bedding and patholog

How potassium dichromate dissolved in water, How would you prepare 90 ml of...

How would you prepare 90 ml of .01 M potassium dichromate dissolved in water? Molecular mass of potassium dichromate is 294 g/mol.

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

Nitrogen fixation in soil, what is the process of nitrogen fixation in soil...

what is the process of nitrogen fixation in soil by bacteria

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