Every person has two copies of each gene, one inherited from each parent.

 An individual with the chromosomal description 45, X would be a _____.     

Mutations that cause loss of a chromosome would be termed:  

Fragile X syndrome is a genetic condition that causes a range of developmental problems including learning disabilities and cognitive impairment. Usually, males are more severely affected by this disorder than females because:  

A human kidney cell will have ___________ pairs of autosomes and __________ pair of sex chromosomes.

A ________________ cross involves organisms that are heterozygous for a single character, whereas a ______________cross involves organisms that are heterozygous for two characters.

A _________ mutation can originate during meiosis while a _________ mutation can originate during mitosis.  

The codons for asparagine are _____ and ______.

Phenotype refers to an organism’s:  

The ratio of the flower colors Mendel obtained in the F2 generation is 9:3: 3: 1