Essays Tagged: "Genotype"

Biology notes for genetics.

e allele for the recessive trait of shortness by t. Since there are two alleles for each trait, the genotype of a pea plant that is homozygous dominant for tallness is TT. A pea plant that is homozygo ... ozygous dominant for tallness is TT. A pea plant that is homozygous recessive for shortness has the genotype tt. Probability is the likelihood that something will occur.A cross that provides data abou ...

(4 pages) 96 1 4.2 Aug/2003

Subjects: Science Essays > Biology

Translation and Protein Synthesis- the role of various RNA and the process of synthesis

rganisms, and the release of different types of polypeptides from ribosomes all over the body links genotype to phenotype in the resulting organism. The individual types of RNA (ribonucleic acid) each ...

(3 pages) 52 0 5.0 Nov/2003

Subjects: Science Essays > Biology

'What are the possible environmental risks of growing GM crops? Is it morally permissible to proceed with a harmful course of action if you are unsure of the consequences?

In the last century scientists devised methods of modifying the genotype of food crops. This process introduces foreign genes from a donor organism into a host orga ...

(5 pages) 94 0 4.3 Feb/2004

Subjects: Science Essays > Biology > Plant Biology

Genes affect

, from the moment of conception and throughout life, the environment influences genetic tendencies. Genotype- environment correlation is environmental influences and certain genetic is likely to act i ... e. In my own life, my particular interest might have been influenced by reactive (evocative) genotype-environment. That is, I can play flute very well even though my parents are not musician an ...

(1 pages) 28 0 4.0 May/2004

Subjects: Social Science Essays > Psychology

AP Biology Lab Report for Population Genetics and Microbiology

each of the 6 cases. The data was found using a program called PopCycle (Herron 2002), which picked genotypes randomly, and showed the results after particular conditions were entered. Students took t ... bers and visually displayed them in charts. They configured the predicted amount of adults for each genotype by using the Hardy-Weinberg mathematical equation p2 + 2pq + q2 to figure out the expected ...

(10 pages) 93 0 4.1 Feb/2005

Subjects: Science Essays > Biology > Human Biology

Gene Mutations.

lecule. A mutation is a change in the amount of an organism's genetic material and when a change in genotype produces a change in phenotype, the individual affected is said to be a mutant. A gene muta ...

(2 pages) 36 0 2.0 Sep/2005

Subjects: Science Essays > Biology

Drosphilia

mating of the ebony and wild fruit flies. What we are trying to do is to predict the phenotype and genotype of the flies and compare and contrast them to the concrete results. To do this you must fir ... males once more; you will then have an F2 generation.II. Results: Wild Fruit fly Parents (F).Their genotype is as follows.Parent F F f FfFf f FfFf Wild Flies X Ebony F ...

(3 pages) 15 0 0.0 Mar/2001

Subjects: Businesss Research Papers

Natural Selection

"Random mating" is when mating is random, individuals pair by chance not by phenotype or genotype. In non-random mating allele frequency do not change in the population. In all of our pop ... ing. Also if a population under goes non-random mating, you will see a decline in the heterozygous genotypes and an increase in both homozygous genotypes. There is no such pattern in our natural sel ...

(2 pages) 55 0 3.5 Oct/2001

Subjects: Area & Country Studies Essays

Cloning

g is the process when organisms, cells, or microorganisms are copied to produce an almost identical genotype. It is almost identical because a clone will not be exactly the same as the original person ...

(2 pages) 11 0 5.0 Jan/2002

Subjects: Science Essays > Genetics & Genome Projects

Biology Reports

1. Given the following parental genotypes, show all possible gametes that each could form. Circle each gamete. Note: different gamet ... d form. Circle each gamete. Note: different gamete types are separated by commas in the table below.Genotype Gametes: AA A Aa A, a Bb B, b bb b cc c AABB AB AAbb Ab Aabb Ab, ab AaBb AB, Ab, aB, ab AaB ... a yellow-fruited one produces offspring about half of which are white and half yellow. What are the genotypes of the parents? Note that the yellow parent must be homozygous ww.The white parent may be ...

(5 pages) 14 0 0.0 Feb/2002

Subjects: Science Essays > Biology

Testing the transfer of alleles in Drosophila

uit fly. The first method is the monohybrid cross which a punnet square can be used to identify the genotype of the cross. The second method is a sex linked cross which identifies the phenotypic expre ... h wings, and brown eyes with no wings.Results:The Monohybrid CrossResults from F2 generation:Table 1Genotypese+/sese/seF2 generation356137In this cross a heterozygous fly for sepia was crossed with a ...

(7 pages) 29 0 1.0 Oct/2007

Subjects: Science Essays > Biology

Evolution and Natural Selection.

ts simplest form, natural selection can be defined as the differential survival and reproduction of genotypes in response to factors in the environment. It can only occur when genotypes differ in fitn ... rs in the environment. It can only occur when genotypes differ in fitness. Fitness is measured by a genotype's rate of increase relative to other genotypes in a population.Artificial selection, undert ...

(2 pages) 74 0 4.3 Jan/2008

Subjects: Science Essays > Biology

Abortion

en the sperm and egg form together, they make a diploid zygote. The zygote owns the an undetectable genotype, that of a human. Therefore "the zygote is biological human life"(Gilbert,Med-2). Therefore ...

(3 pages) 485 0 0.0 Feb/2008

Subjects: Social Science Essays > Controversial Issues

Psychology

ocks later in life.Moving on, siblings share a remarkable fifty percent of their genes. Still their genotypes lead them to ask different questions and receive different answers even from the same envi ... sing kids, it's how a parent reacts to a child's inborn characteristics that counts. If the child's genotype is matched to a corresponding environment, then the parent has succeeded. The child already ...

(2 pages) 13 0 0.0 Feb/2008

Subjects: Social Science Essays > Psychology

Psychology 2

ocks later in life.Moving on, siblings share a remarkable fifty percent of their genes. Still their genotypes lead them to ask different questions and receive different answers even from the same envi ... sing kids, it's how a parent reacts to a child's inborn characteristics that counts. If the child's genotype is matched to a corresponding environment, then the parent has succeeded. The child already ...

(2 pages) 327 0 0.0 Feb/2008

Subjects: Social Science Essays > Psychology

Early Childhood

mating of the ebony and wild fruit flies. What we are trying to do is to predict the phenotype and genotype of the flies and compare and contrast them to the concrete results. To do this you must fir ... males once more; you will then have an F2 generation.II. Results: Wild Fruit fly Parents (F).Their genotype is as follows.Parent F F f Ff Ff f Ff Ff Wild Flies X Ebony Flies=F2 Generation.Ebony x Par ...

(3 pages) 15 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Born To Smoke: Ties Between Genetics and Cigarette

ts have thus far identified a gene in part responsible for cigarette addiction as well as a certain genotype that significantly increases the probability of commencing tobacco use. The implications of ... person might crave more. The lucky twenty percent of the population with a recessive or homozygous genotype maintain more than normal amounts of nicotine in their system and don't need to replenish i ...

(8 pages) 19 0 0.0 Feb/2008

Subjects: Social Science Essays > Controversial Issues > Drugs & Alchohol

Genetic Screening what are its uses, advantages, disadvantages and ethical issues

potential damage in the future. It is define as " a systematic search for person with a particular genotype". Usually done to pregnant woman to see whether her baby carries any particular genetic dis ... a lot of individuals.Ethical IssuesThe way genetics works, is of course finding information on the genotype and phenotype of a person. Genetic intervention such as genetic screening, has raised a lot ...

(4 pages) 20 0 1.0 May/2009

Subjects: Science Essays > Biotechnology

Heredity, the Environment, and Development

r genetics are: phenotypes which are observable or measurable characteristics (hair and eye color); genotype which are genetic complement of an individual, like having a recessive gene for color blind ... tween Heredity and EnvironmentCorrelation between heredity and environment can be looked at through genotypes or a person's "unique genetic blueprint" (Boyd & Bee, 2006) and the environment which ...

(6 pages) 70 0 0.0 Jun/2009

Subjects: Humanities Essays > Philosophy > Modern Philosophy

Hereditity

tween Heredity and EnvironmentCorrelation between heredity and environment can be looked at through genotypes or a person's "unique genetic blueprint" (Boyd & Bee, 2006) and the environment which ... tic blueprint" (Boyd & Bee, 2006) and the environment which a child tends to experience. Active genotype environment correlation, evocative genotype environment correlation, and passive genotype e ...

(6 pages) 86 0 0.0 Jun/2010

Subjects: Social Science Essays > Psychology