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WorksheetsGenetics
Total questions: 15
Worksheet time: 11mins
Gene locus is the physical site or location of a specific (a) on a (b) .
We all have two alleles, or versions, of each gene. Being (a) for a particular gene means you inherited two identical versions. It's the opposite of a (b) genotype, where the alleles are different. People who have recessive traits, like blue eyes or red hair, are always homozygous for that gene.
A segment of DNA that codes for a trait
gene
centromere
chromosome
chromatid
an observable characteristic
trait
personality
cell
DNA
Genetic traits are determined by one or more
genes
organelles
random chances
cells
The alleles that an organism has/inherits are its
genotype
phenotype
chromosome
recessive
Long strands of DNA are wrapped into
DNA
Chromosome
Alleles
Phenotype
Segments of DNA are called _______________________
Genes
Alleles
Traits
Chromosomes
Which of the following is the correct definition for a genotype?
The physical expression of a gene. (Characteristics)
A strand of DNA made up of multiple mutations.
The expression of one of your parents traits.
The set of genes in our DNA which is responsible for a particular trait.
Which of the following is the correct definition for a phenotype?
The physical expression of a gene. (Characteristics)
A strand of DNA made up of multiple mutations.
The expression of one of your parents traits.
The set of genes in our DNA which is responsible for a particular trait.
What are the structures in this image called?
chromosomes
centromere
sister chromatids
chromatin
