based on Bergey's Manual of Determinative Bacteriology, the four major divisions are based on the nature of the cell wall. Gracilicutes, Firmicutes, Tenericutes and Mendosicutes
Stratified Random Sampling. Google it. .
once as 10x10=100
yes
No, the F statistic cannot be negative. The F statistic is derived from the ratio of variances, specifically the variance between groups divided by the variance within groups. Since variances are always positive or zero, the resulting F statistic will also be zero or positive.
I suspect that the answer is meant to be qualitative data but that is not a proper answer. Information about the qualitative aspect of data (eg what colour is you hair) is still a measurement. It may not be numerical measurement, but the question states "can't be measured", not "can't be measured numerically".
Hat
Yes prokaryotes have been divided in two domains named Archea and Eubacteria .
To divide something that has already been divided. 8, which can be divided into two groups of four, can be subdivided into four groups of two.
four
Archeobactetia
Woese showed that prokaryotes actually can be divided into two groups-Bacteria and Archaea
Rigveda samaveda yajurveda atharveda
Woese, in 1990, divided the prokaryotes (previously classified as the Kingdom Monera) into two groups, called Eubacteria and Archaebacteria or Archaea.
Bacteria and Archaea
14
The two groups of fans yelled at each other.The class was evenly divided into four groups.
the first four books (gospels), acts, epistles and revelation.