causes of variation -effect of environmental
CAUSES OF VARIATION -
Effect of environmental conditions
Change in the gene pattern like -
(a) Random distribution of homologous genes in meiosis
(b) Crossing over
(c) Dual parentage
(d) Random union of gametes during fertilization
Expected delivery within 24 Hours
population genetics and evolution-population is the number of all individual of same species in a defined area at a particular time as per modem
hardy - weinberg law -proposed by gh hardy and w weinberg in 1908 independentlythe law states the frequency of genes or alleles in a population
variations -defined as dissimilarities of features among members of the same speciesoffsprings of same parent are different and also differ from
types of variations -somatogenic and blastogenic variationchanges in somatic parts of the body are somatic variations eg wrestlers muscle circumcised
causes of variation -effect of environmental conditionschange in the gene pattern like -a random distribution of homologous genes in meiosisb
artificial selection -man selects the individuals having the desired traits and separates them from those which do not possess such charactersthe
difference between artificial selection and natural selection -snoartificial selectionnatural selection1it is an artificial processit is a natural
reproductive isolation -according to the biological species concept members of one species are reproductively isolated from members of all other
speciation -origin of new species an isolated population of a species independently develops different types of mutationsthe later accumulate in its
1943514
Questions Asked
3,689
Active Tutors
1440661
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The National Association of Social Workers Code of Ethics states, "social workers should protect the confidentiality of all information obtained in the course
Hello could someone please help me find an article related to the Six Sigma Approach that is related to the conduct of clinical research
Who was Edmund Spenser? Where and where was he born? When did he die? What is the most important literary work that he created and in honor of whom?
Look up a biography of Claude McKay, Harlem Renaissance poet. Where was he born and when? What kind of education did he receive in his youth?
Copy and paste the soliloquy. Count syllables in all lines and post your calculations. ("Hour" has only one syllable). How many lines have 10 syllables?
After reading the introduction to "The Myth of Education and Empowerment" in particular Page 146, which Fast Fact do you find the most interesting or bothersome
Select one of the following U.S. presidential or vice presidential debates as the focus of your assignment: John F. Kennedy and Richard M. Nixon: September 26,