Science Flashcards
1
Q
Traits
A
Characteristics or features that make up an organism( external and internal)
2
Q
Genotype
A
Represented with two letters. (RR,Rr,rr) The information on your genes (inside) you cants look at a person and read their code.
3
Q
Phenotype
A
Physical (can see it) you look at a person and you can see their traits Ex) Mrs. Wetherell has blue eyes
4
Q
Dominant
A
Traits that hide or even overpower the recessive traits. Use capital letters. Ex) R= tongue roller think most of the class can roll their tongue
5
Q
Recessive
A
Traits that are hidden or overpowered by the dominant traits. Use lowercase letters. Ex) r= non tongue roller
6
Q
DNA
A
“Code/blueprint for life”
7
Q
Chromosomes
A
Packaging of DNA humans= 46 individual and 23 pair
8
Q
Alleles
A
Individual letters that symbolize our traits
