Answer:
2/3 of the students in a class are girls. if there are 20 boys in the class. then the totoal number of girls isthe length of abhishek's notebook is 17cm and 8 mm. What will be its length in cma fraction has no2/3 of the students in a class are girls. if there are 20 boys in the class. then the totoal number of girls isthe length of abhishek's notebook is 17cm and 8 mm. What will be its length in cm
Answer:
I think you're referring to the Metaphase...
Explanation:
During Cell Division (or, rather before!) the DNA needs to be replicated. This normally is done by DNA Polymerase, and results in two identical double strands (the "Sister Chromatids".
These chromatids are held together at the Centromere, which will be the heart of the "X"-shape. After that the DNA is packed into Chromosomes by winding it around proteins called Histones. If I remember correctly there are 5 different Histones.
This "Zipping Up" makes the chromosomes more visible.
As the two sister chromatids are still connected, the result is the X-shaped Metaphase Chromosome....
Answer:
As a general rule, if you're in the Northern Hemisphere, look towards the southern skies to see the galactic core. This can be southeast (Spring), due south (Summer), or southwest (Fall) depending on the time of year. As mentioned above, Sagittarius is found nearest the galactic core.
Explanation:
