Bio Unit 7: Q1 Mendel and Terms

Front

What is the term for an organism that has two different alleles for a trait?

Back

Heterozygous

Front

Which genotype represents homozygous recessive?

Back

tt

Front

What does P1 refer to in genetics?

Back

The original parents in a genetic cross.

Front

What is the definition of phenotype?

Back

An organism's physical appearance or visible traits.

Front

Which genotype is homozygous dominant?

Back

AA

Front

What is the term for an organism with two identical alleles for a trait?

Back

Homozygous

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the physical expression of traits.

Front

What is the purpose of a Punnett square?

Back

To predict the genotypes and phenotypes of offspring from a genetic cross.

Front

What does the term 'allele' mean?

Back

An allele is a variant form of a gene.

Front

What is the significance of Mendel's experiments with pea plants?

Back

Mendel established the basic principles of heredity, including the laws of segregation and independent assortment.