Heredity and variations, Biology

Assignment Help:

HEREDITY

1.         Like begets like i.e; every living organism reproduces its own kind. Frog reproduce frogs, rats reproduce rats only.

2.         Heredity includes the characters which are transmitted from generation to generation and these characters are fixed for a particular organism.

VARIATIONS

1.         No two individuals (except the identical twins) exhibit exactly similar characters. Differences are found even between the children of same parents. These are called variations.

2.         The cause of genetic or hereditary variations in organisms is the sexual reproduction. All organisms would have

been of the same type if there was no sexual reproduction. Plants produced through vegetative reproduction are usually of the same type.


Related Discussions:- Heredity and variations

What are the major structures of the human eye, Q. What are the major struc...

Q. What are the major structures of the human eye? The major structures of the human eye are the iris, the cornea, the pupil, the ciliary muscles, the crystalline lens and the

Explain light in cell metabolism, Explain Light in cell Metabolism? Ene...

Explain Light in cell Metabolism? Energy for almost all organisms on earth is derived directly or indirectly from light energy produced by the sun. Sunlight consists of energy

Main phases and clinical manifestations of schistosomiasis, Q. What are the...

Q. What are the main phases and clinical manifestations of schistosomiasis? The Schistosomiasis has acute and chronic phases and Days after the infection the cercarial dermatit

Hydrogen bonds important for making water cohesive liquid, Hydrogen bonds a...

Hydrogen bonds are important for all of the following except:: a) Allowing carbohydrates to dissolve in water b) Stabilizing the three-dimensional shape of proteins. c) Ma

Which statements concerning enzymes is false, Which of the following statem...

Which of the following statements concerning enzymes is false? a. They function as catalysts b. The active site of an enzyme has a shape that is specific for its c. Many e

Explain hepatitis a and b, Hepatitis A/B  A combination vaccine contain...

Hepatitis A/B  A combination vaccine containing the same antigenic components as  Engerix-B and pediatric  Havrix (Twinrix - GlaxoSmithKline) is available for patients >18 year

What is surgical therapy, Surgical Therapy The clinician may use a surg...

Surgical Therapy The clinician may use a surgical approach when non-surgical therapies are not indicated or are unsuccessful. The surgical techniques are modified from those

Modern biology, Modern Biology Increasing advancement in biotechnology ...

Modern Biology Increasing advancement in biotechnology has brought about a veritable explosion of Biological knowledge since early 1950s.This vast modern biological information

Complications of diverticular disease, Q. Complications of diverticular dis...

Q. Complications of diverticular disease? The many complications of the disease include the 'following conditions: • A perforation (hole) in the intestine leading to perito

Aids associated and adolescent crisis emergencies, Other Psychiatric Emerge...

Other Psychiatric Emergencies:   1) Psychotropic Drug Withdrawal Abrupt cessation of antipsychotic, benzodiazepines result in symptoms of withdrawal including abdominal pain, i

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