December 21st in the Northern because of the winter solstice. The sun reaches its most southerly declination of -23.4 degrees. In other words, it is tilted furthest away from the Sun. Therefore, there is no direct sunlight making the hours shorter. In the Southern hemisphere summer days are longer.
They are the same element
Plants have meristem cells that contain the DNA that decides how they take shape and function.
YES.The distribution of bases in sea urchin DNA and salmon DNA follow Chargaff's rules because the percentage of A bases is approximately equal to the percentage of T bases, and also the percentage of G bases is approximately equals to the percentage of C bases in both species. According to Chargaff's rule the amount of guanine should be equal to cytosine and the amount of adenine should be equal to thymine.
Synaptic cleft
- A gap between the neurons