Question
Cytological observation made in a many number of led to the development of the concept of genetic/chromosomal basis of sex determination(a) Mammals(b) Birds(c) Humans(d) Insects
Step 1
In many organisms, sex is determined by specific chromosomes. These are known as sex chromosomes. In humans, for example, females have two X chromosomes (XX) and males have one X and one Y chromosome (XY). Show more…
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