Chapter 5 Genetics The Science of Heredity

An allele whose trait always shows up in an organism when the allele is present is a

The different forms of a gene are called

When a plant has 2 dominant alleles for tall stems, its alleles are written as

The likelihood that a certain event will happen is called

A diploid cell contains 1 set of chromosomes

For codominant traits, heterozygous organisms have a phenotype that shows

The main function of genes is to control

The passing of traits from parents to offspring is called codominance

Punnet Squares are useful because they show the

The cytoplasm is the part of the cell in which

In the 1st stage of protein synthesis

According to the chromosome theory of inheritance,______ are carried from parent to offspring on chromosomes.

Genetic material from 2 parents combines during sexual reproduction.

A change in a gene or chromosome is a(an)

If the body cells of an organism have 12 chromosomes, how many chromosomes do the sex cells have?

An organism that has 2 different alleles for a trait is

Probability is a number that describes how likely it is that an event will happen.

Unlike DNA, RNA has the nitrogen base uracil.

An organism's phenotype is its

The process by which the number of chromosomes is reduced by half to form sex cells is ______