Based on the data in the table, what is the difference between the mean numbers of turkey vultures and great blue herons observed at hornsby bend between march 10 and march 14? a. 70 b. 56 c. 9 d. 441

B.56

Explanation:

We know that to calculate the mean we need to add up all the observations, then divide by the number of observations .

The mean numbers of turkey vultures between March 10 and March 14 is given by :-

The mean numbers of great blue herons  between March 10 and March 14 is given by :-

The difference between the mean numbers of turkey vultures and great blue herons observed at Hornsby Bend between March 10 and March 14=.

answer: blah

explanation:

bc blah

the last one: artificial selection/genetic engineering

plant breeding is modifying the genetic composition of the plant - but this isn't cloning (which is specifically introducing a gene into a genome). but you are artificially selecting for the phenotype that you want.

the second one is literally genetic engineering - the gene would have been cloned first and then inserted or genetically engineered into the new plant cell (the cotton).