VOCAB #4: Genetics and Heredity I

Front

What is a genotype in which the two alleles of a gene are the same?

Back

Homozygous

Front

What is a genetic factor that is blocked by the presence of a dominant factor?

Back

Recessive trait

Front

What is a permanent change in the sequence of DNA, or the nucleotides, in a gene or a chromosome?

Back

Mutation

Tags

NGSS.HS-LS3-2

Front

What is a different form of a gene?

Back

Allele

Front

Who can you call for help when science gets hard?

Back

Mr. Burghart

Front

What is the term for the physical expression of a trait?

Back

Phenotype

Tags

NGSS.HS-LS1-1

Front

What do you call the observable characteristics of an organism?

Back

Phenotype

Front

What is the term for the genetic makeup of an organism?

Back

Genotype

Tags

NGSS.HS-LS1-1

Front

What is the term for a trait that is expressed when at least one dominant allele is present?

Back

Dominant trait

Front

What is the term for the combination of alleles for a particular gene?

Back

Genotype