Details

Title: 4.1 Key Terms

Description: Living thing inherit traits in patterns.

Total Flash Cards: 8

Created: 12/02/2008 06:54:59

New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE.

Existing Users: CLICK HERE.

Additional Science Flashcards

Cards in this set:

Term
sexual reproduction
 Definition
When a cell from the mother and a cell from the father combine to become a new cell, which then becomes the offspring.
Term
gene
 Definition
a unit of heredity found in a certain place on a chromosome and that codes for a certain product.
Term
heredity
 Definition
The passing of genes from parents to offspring
Term
allele
 Definition
Various forms of the same gene.
Term
phenotype
 Definition
The actual characteritics an organism has.
Term
genotype
 Definition
The genes an organism has.
Term
dominant
 Definition
an allele that is expressed in the phenotype even if only one copy is in the genotype.
Term
recessive
 Definition
An allele that is expressed in the phenotype only when two copies of it are present in the genotype.