Science Chapter 12.2

What is Heredity?

is the passing of physical characteristics, or traits, from parents to offspring
What are Genetics?

the scientific study of heredity
What is Fertilization?

when egg and sperm cells join
What is a Purebred?

an organism that is the offspring of many generations that shows the same form of a trait
What are Alleles?

are the different forms of a gene
What is a Dominant Allele?

is one whose trait always shows up in the organism when the allele is present
What is a Recessive Allele?

is hidden whenever the dominant allele is present
What is a Hybrid?

an organism that has two different alleles for a trait

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Card Set

Science Chapter 12.2

Description

These are Flash Cards for Interactive Science Lesson 2 Chapter 12.

Updated

2013-03-12T15:20:37Z

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