A gene which is expressed in a heterozygous individual is...
A) dominant.
B)
recessive.
C) homozygous. D) centromere.


22. Which of the following symbols represents homozygous?
A) DD
B) Dd
C) dd
D) DD and dd


23. Which of the following symbols represents a hybrid?
A) FF
B)
ff
C) Ff
D) FF and ff

Respuesta :

21. B. recessive
22. D. DD and dd
23. D. FF and ff