Genetics & Heredity

Front

What is the genotype for a short plant if tall (T) is dominant over short (t)?

Back

tt

Front

How do geneticists organize genetic information from the largest structure to the smallest structure?

Back

cells, nucleus, DNA

Front

Which statement about genes is NOT true?

Back

All copies of every gene are always identical.

Front

What traits do offspring from sexual reproduction inherit?

Back

Traits from both parents.

Front

What represents the recessive condition that is expressed (seen) for a genetic trait represented by 'a'?

Back

aa

Front

What is a gene?

Back

A gene is a segment of DNA that contains the instructions for a specific trait.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles mask the effect of recessive alleles in heterozygous conditions.

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism.

Front

What is a genotype?

Back

A genotype is the genetic makeup of an organism, represented by alleles.

Front

What does homozygous mean?

Back

Homozygous refers to having two identical alleles for a particular gene.