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Scientists call an organism that has two different alleles for a trait a
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
_____________ is the physical expression of the genes or how it looks.
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
A ______________ gene is one gene of a pair for a specific trait.
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
What does that notation TT mean to genetics?
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
The fruit fly normally has 8 chromosomes in the body cells. Each fruit fly parent would provide ____ to the offspring?
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
A ______________ is a small piece of DNA that tells a cell how to express a trait.
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
Which of the following best represents a genotype?
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
A _____________ trait is expressed (seen) only if both genes of a pair code for that trait.
4 chromosomes
allele
hybrid
phenotype
chromosomes
Tt
two dominant genes
recessive
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