On which plant did Mendel conduct his experiments?

Which of the following traits was dominant in the garden pea studied by Mendel?

$A$ black hybrid mouse is crossed with a pure brown mouse to produce a total of $24$ young ones. Which of the following result is most likely to be correct?

Mendel studied several traits in pea plants. Which of the following combinations represents the traits he studied?

An inherited factor that determines a biological characteristic of an organism is called

Mendelism is valid only when...