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chapter 20 vocabulary
Vocabulary part 7
vocabulary part 8
Vocabulary part 7
vocabulry part 6
vocabulary part3
vocabulary part4
vocabulary part2
animal definitions
From Flower To Fruit
HOW DOES PLANT FERTILIZATION OCCUR?
endocrine glands
Plant Characteristics
THE MALE REPRODUCTIVE SYSTEM
FEMALE REPRODUCTIVE SYSTEM
nervous system
nervous system part 2
definitions on the cardiovascular system
BODY ORGANIZATION
Chapter HIGHLIGHTS Part 2
medtropilis
The Integumentaty System
DNA
How can DNA become damaged?
The Muscular System
quiz yourself
QUIZ part 2
Scientific method
Cell cycle
Cell Division
DEFENITIONS
test your brain
answers to test your brain!
vocabulary chapter 23
science time line on cell division
life science
need help
Gregor Mendel
Mendels second experiment
Terms to learn
Chapter Highlights
Vocabulary part 5

DEFENITIONS

Heredity-the passing of traits from parents to their offsprings.
 
dominant trait-the trait observed when at least one dominant allele for a characterstic is inherited.
 
recessive trait-a trait that is apparent inly when two recessive alleles for the same characteristics are inherited.
 
genes-segments of DNA that carry heredity instructions and are passed from parent to offspring;located on chromosomes.
 
allele-altenitive forms of a gene that goventhe same characteristics.
 
genotype-the inheritedcombonations of alleles.
 
phenotype-an organism's inhierted appearance
 
probability-the mathatical chance that an event will occour.