Mendelian Genetics Vocabulary Flashcards (:

54 cards

Created by Daisy Olaya.For Mrs. Goldberg's End of the Year Biology Project.6th period.


 
  
Created May 7, 2012
by
do10024

 

 
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1
Alleles
 

The different forms of a gene. Y and y are...

2
Autosomal
 

A locus on any chromosome but a sex chromosome....

3
Co-Dominant Alleles
 

Two different alleles at a locus are responsible...

4
Complete Linkage
 

Complete linkage describes the inheritance...

5
Crossing Over
 

Exchange of genetic material between non-sister...

6
Dioecious
 

Organisms produce only one type of gamete;...

7
Diploid
 

Cell with two of each kind of chromosome; is...

8
Dominant Trait
 

cell with two of each kind of chromosome; is...

9
Egg
 
haploid female sex cell produced by meiosis
10
Epistasis
 

One gene masks the expression of a different...

11
F1 Generation
 

Offspring of a cross between true breeding...

12
F2 Generation
 

Offspring of a cross involving the F1 generation.

13
Fertilization
 

fusion of male and female gametes 

14
Gamete
 

male and female sex cells, sperm and eggs

15
Genetic Recombination
 

major source of genetic variation among organisms...

16
Genetics
 

branch of biology that studies heredity 

17
Genotype
 
The genetic constitution of an organism with respect to a trait. 
18
Haploid
 

cell with one of each kind of chromosome; is...

19
Hemizygous
 

If there is only one copy of a gene for a particular...

20
Hereditary
 

passing on of characteristics from parents...

21
Heterozygous
 

Differing alleles for a trait in an individual,...

22
Homologous Chromosomes
 

The pair of chromosomes in a diploid individual...

23
Homozygous
 

Both alleles for a trait are the same in an...

24
Hybrid
 

heterozygous; usually referring to the offspring...

25
Incomplete Dominance
 
Intermediate phenotype in F1, parental phenotypes reappear in F2. 
26
Lethal Alleles
 

Mutated genes that are capable of causing death. 

27
Linkage
 

genes that are inherited together on the same...

28
Meiosis
 

type of cell division where one body cell produces...

29
Mendel's Law of Independent Assortment
 

Alleles of different genes are assorted independently...

30
Mendel's Law of Segregation
 

Alleles segregate from one another during the...

31
Monoecious
 
Organisms produce both male and female gametes; i.e. garden pea.
32
Monohybrid Cross
 

Cross involving parents differing in only one...

33
Mutation
 

Change in the DNA sequence of a gene to some...

34
Non-Disjunction
 

failure of homologous chromosomes to separate...

35
Non-Linkage
 

Non-linkage describes the inheritance patterns...

36
Partial Linkage
 
Partial linkage describes one of the inheritance patterns for 2 genes on the same chromosome,...
37
Phenotype
 
The physical appearance of an organism with respect to a trait, i.e. yellow (Y) or green (y)...
38
Pleiotropic
 

A single gene determines more than one phenotype...

39
Pollination
 

Transfer of male pollen grains to the pistil...

40
Polyploidy
 

The condition in which an organism has extra...

41
Probability
 

A number that describes how likely it is that...

42
Punnet Square
 

A chart that shows the possible combinations...

43
Purebred
 

The offspring of many generations that have...

44
Recessive Trait
 

The...

45
Reciprocal Cross
 

Using male and female gametes for two different...

46
Sex Chromosomes
 

Sex determination is based on sex chromosomes  

47
Sex-Linked
 

A gene coded on a sex chromosome, such as the...

48
Sexual Reproduction
 

pattern of reproduction that involves the production...

49
Sperm
 

haploid male sex cells produced by meiosis

50
Test Cross
 

Generally a cross involving a homozygous recessive...

51
Trait
 
characteristic that is inherited; can be either dominant or recessive
52
True-Breeding
 

Homozygous...

53
Wild-Type Allele
 

The non-mutant form of a gene, encoding the...

54
Zygote
 

diploid cell formed when a sperm fertilizes...

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