Unit 6 Test Review

Traits that are determined by more than one gene are called ___________?

A _________________ cross shows the results of crossing two traits at once.

Ff would be used to represent a ________________ genotype.

If two heterozygous organisms are crossed, what are the odds of getting a recessive organism?

XY represents the sex chromosomes found in a...

Hereditary information is stored in molecules of _________.

Genes are located on strands of DNA called __________.

The type of alleles found in an organism for example Bb, is known as a _________.

What are body cells (somatic cells) containing two complete sets of chromosomes called?

What are alternative versions of genes that determines a characteristic are known as?

Gregor Mendel concluded that traits are ________________.

The allele that is expressed and masks the appearance of the other allele is _________.

What is the branch of biology that studies heredity?

Chromosomes that carry the same type of genes are called ______________ pairs.

__________________ disorders affect mostly males while females can be carriers of the trait.

What is it when both alleles are expressed equally in a heterozygote?

An observable trait or characteristic that can be seen is known as a _________.

A photograph of a persons’ paired chromosomes arranged by size is a _____________.

A _____________ can be used to predict the possible outcomes of a genetic cross.