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40 Cards in this Set

  • Front
  • Back

Deoxyribose nucelic acid stands for

DNA

Double stranded molecule with complimentary sides

DNA

Two sides of DNA are not identical they are

Complimentary

Base sequences code for

Genes

Different versions of gene

Alleles

The four sequence cores for genes

A T G C

How is info passed to the next generation ? Who studied this question ?

Gregor Mendel

Austrian monk


Work with the garden pea Pisum sativa


Started his research in 1856

Gregor mendel

30000 test crosses with flowers were done by

Gregor mendel

When did Gregor Mendel publish his results involving 30000 flower crosses?

1866

What Gregor Mendel published was compatible with

Evolution

How did the public react to Mendel research?

Ignored. Rejected by the church and destroyed.

What did Mendel try to find within his research?

Mathematical basis

Can only produce offspring exactly like itself is called. ( White flower = white flower)

True breeding

True breeding = ___ traits

Discontinuous

Human traits are not what kind of traits ?

Discontinuous

What theory did Mendel develop ?

Particulate theory of inheritance

Developed by Mendel. Called the chromosomal theory of Inheritance today.

Particulate theory of inheritance

P generation are

True breeding

F1 comes after

P generation

Cross fertilization after P generation

F1

Self fertilization after F1 generation

F2

What mathematical tool did Mendel use to order gene traits

Pummet square

What is the conclusion of Mendel flower phenotype ?

Each individual had two copies of each trait

In Mendel's study , the two types of versions we're

Dominant and resessive

Each individual has two factors for each trait.


The factors separate during the formation of gamates.


Each gamate contains only one factor from each pair of factors.


Fertilization gives each new individual two factors for each trait.

Law of segregation

In 1866 Mendel described

Meiosis

Phenotype is

What we see

Genotype is

Actual genetic code that generates an allele

Aa. Capital A is and lowercase a is

Capitol is dominant


Lowercase is recessive

The top row and the side row of the pummet square is

The gametes

Pummet square

Pummet square

Applying the principles of probability to determine ratios

Pummet square

What kind of ratio phenotype? YY and yy

3:1

The genetic makeup is

Genotype

The outward expression of the genotype code

Phenotype

Two allele combinations

Homozygous


Heyerozygous

Both characters are the same. Homozygous or heyerozygous?

Homozygous

The characters differ. Homozygous or heterozygous?

Heterozygous

bb is

Homozygous recessive