It would be a catalyst. They help increase the rate of chemical reactions.
Answer: Primary Growth
Most primary growth occurs at the apices, or tips, of stems and roots.
Explanation:
Answer:25 , 0
Explanation:
XX©(mother being the carrier as her father was hemophilia- females can only be carrier of hemophilia ) when crossed with normal father produces offspring XX©, XY, XY©, XY. Therefore chances of boy being hemophilia=(1/4)*100=25.
Chances of girl being hemophilia= 0.