alleryAn individual with the genotype **Tt** is described as:
AHomozygous
BHeterozygous (hybrid)
CPure
DRecessive
Answer & Solution
Correct answer: B. Heterozygous (hybrid)
Tt has two different alleles — heterozygous (also called hybrid).
It does not breed true and produces two types of gametes (T and t).
TT or tt would be homozygous.
Keep practising Unit 5C: Non-Mendelian Genetics & Population Transmission
Browse all Unit 5C: Non-Mendelian Genetics & Population Transmission questions for AP Biology, or explore more Biology topics.
Related questions
Which of the following is **not** a stop codon?The semiconservative nature of DNA replication was experimentally proved by:The F₂ **genotypic** ratio in Mendel's monohybrid cross is:In Mendel's monohybrid cross between true-breeding tall (TT) and dwarf (tt) plants, the F₂Mendel conducted his hybridisation experiments on which plant?In the Watson-Crick double helix, adenine pairs with thymine via how many hydrogen bonds?In birds, the sex-determination mechanism is:Down syndrome in humans is caused by