Answer:
one normal girl
One normal boy
One carrier girl
One colour blind boy
Explanation:
Haemophilia is a sex linked feature as it is transmitted with the chromosomes determining sex.
In humans,the male has XY and the female has XX.the Y chromosome is usually genetically empty.so as mall received his Y chromosomes from his father,he cannot inherit his father's sex linked traits .but women can as they receive and X chromosomes from their fathers.so a cross between a carrier woman Cc and a normal man C result in;
XX--CC
XX--Cc
XY--C
XY--c
Answer: The food chain
Explanation: It is important to have a large number of producers and herbivores in an ecosystem because of the food chain. Without producers the herbivores would have no food. and without the herbivors the carnivores would have no food.
There are so many examples for that in different areas, like steroidal compounds experiment carried out in our lab recently.
Here's one link: http://www.alfa-chemistry.com/products/steroidal-compounds-8.htm
Well its not B. or C. i would like to say it is A
Answer: Abiotic
Explanation: Prairie soil is Non-living, therefore making it Abiotic!
Biotic also means living btw.