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WorksheetsUnit 2 Review
Total questions: 14
Worksheet time: 21mins
The scientific study of heredity
Genetics
Chomosome
Alleles
DNA
Contains your genes; found in the nucleus
Genetics
Traits
Alleles
DNA
The letters that represent the different forms of a gene
Genetics
Chomosome
Alleles
DNA
The different forms of characteristic (ex. eye color)
Genetics
Traits
Alleles
DNA
The trait that overshadows and is expressed
dominant
heredity
gene
recessive
The trait that is hidden
dominant
heredity
gene
recessive
The physical appearance of a trait (Ex. Dimples, no dimples)
phenotype
genotype
homozygous
heterozygous
Two alleles/letters for on trait that are different (Ex; Dd)
phenotype
genotype
homozygous
heterozygous
Two alleles/letters for on trait that are the same (Ex: DD or dd)
phenotype
genotype
homozygous
heterozygous
What is genetic engineering?
It is the deliberate modification of the characteristics of an organism by manipulating it’s genetic material.
It is an engineer.
Which organelle is DNA usually found in?
cell membrane
nucleus
What does it mean to "extract" DNA?
take out
put in
Appearance means...
Eye color
Hair color
Body type
All of the above
