Trait
Heredity
Genotype
Recessive Allele
Amount of oxygen received by cells
Gene
Closed System
Allele
Phenotype
System
The amount of blood tested
True breeding
Gregor Mendel
Pollination
How many sickle cells
Dominant Allele
Open system
Flows within
Different forms of the same trait (gene)
Pollen grains containing sperm from the male part of the plant (anther) are carried to the female part of the plant called the ovule (self and cross pollination).
An Austrian monk who studied pea plants that was known as the "Father of Genetics"
When matter or energy moves inside of a system
A characteristic that an organism can pass on to its offspring.
A segment or unit of DNA that determines traits (heredity)
A weaker form of a gene that is hidden when combined with a dominant allele. (lower case)
An organisms genotype shows the actual alleles of the gene.
When matter can enter and leave a system.
How does the number of sickle cells in a human body effect the amount of oxygen that is received by cells. dependent variable?
How does the number of sickle cells in a human body effect the amount of oxygen that gets to cells. Controlled variable.
When matter cannot enter or leave a system.
A plant that produces offspring with the same form of a trait when self pollinated
How does the number of sickle cells in a human body effect the amount of oxygen that gets to cells. Independent variable.
The form of a trait that is displayed in an organism (what you see).
The set of traits an organism receives from its parents
A stronger form of a gene that, when present, covers up the appearance of the recessive allele. (capital letter)
Something made of two or more parts working together to perform a function
