How is sex determined in organisms like humans?

1 answer:

5 0

Answer:

"The combination of sex chromosomes received from parents " .

Explanation:

Sex determination : The process by which sex of a child is determined .

Parental generation :

Mother Father

XX XY (sex chromosomes )

X,X X,Y (gametes )

First filial generation :

X Y

X XX XY

If XX is formed then it is girl and if XY is formed then it is boy .

Conclusion :

we concluded that there is 50-50 percent chance of boy or a girl .
Sex of a child is determined by father because father produce different gametes .

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Answer:

Option A.

The best way to carry out smart growth is by keeping neighborhoods walkable.

Explanation:

Smart growth is an unique concept that avoids sprawl by urban framing plan and transportation theory.
For the smart growth of the community there must be compulsorily availability of walkable spaces in a compact urban centers.
This tool of smart growth helps in developing the cities by preserving the available spaces for tomorrow, this process is also known as the sustainable development.