Base substitutions, deletions and insertions.
The results clearly reveal that Imipramine is by far more effective than Lithium in preventing the recurrence of depression. 62.16% of the patients taking Lithium had a recurrence of depression which is more than twice that of patients who took Imipramine (28.95%).
The results also question the effectiveness of Lithium in general since the percentage of patients who had a recurrence of depression in the Placebo group (67.65%) is only slightly higher than that of the Lithium group (62.16%).
The accumulation of several mutations in the main gene on the virus's surface may be able to give H7N9 the ability to spread like human flu viruses do, passing from person to person through coughing and sneezing.
The host is the host and the guard cell is the guard
It is not possible to determine this from this info. Thus, option "B" is correct.
<h3>What is standard error of mean?</h3>
The standard error of mean is computed by dividing the standard deviation to the square root of sample size. It can be represented as
The standard deviation of the sampling distribution is known as the standard error of mean because it measures the accuracy of sample mean as compared to population mean.
Thus, option "B" is correct.
To learn more about standard error of mean click here:
brainly.com/question/23781364
#SPJ1
