In a certain taxon of insects some have 17 chromosomes and the others have 18 chromosomes. The 17 and 18 chromosome­bearing organisms are
A. males and females, respectively
B. females and males, respectively
C. all males
D. all females.
Answer:A
In a certain taxon of insects some have 17 chromosomes and the others have 18 chromosomes. The 17 and 18 chromosome­bearing organisms are
A. males and females, respectively B. females and males, respectively C. all males D. all females.