The function of segmentation is to
a. move the food through the digestive tract.
b. churn the food and mix the contents with the digestive tract.
c. bring the contents to the wall of the tract where they could be absorbed.
d. produce a wavelike push of the gut contents through the system.
e. churn the food and mix the contents with the digestive tract and also bring the contents to
the wall of the tract where they could be absorbed.
E
You might also like to view...
FtsZ, MreB, and CreS proteins regulate the shape and structure of bacterial (prokaryotes) cells. These proteins are homologous to what structure in eukaryotes?
A. extracellular matrix B. DNA processing enzymes C. cytoskeleton D. organelles E. cell wall
Changes that have occurred in living organisms over the past four billion years are due primarily to
A. extinction of species. B. continental drift. C. changes in geological periods. D. interaction of genetic and environmental changes. E. the change in the orbit of the moon, causing mass extinction due to volcanic activity.
The ________ is an extraembryonic membrane that surrounds the embryo and serves to protect and cushion the embryo
Fill in the blank(s) with correct word
Suppose you wanted to determine if you should reject the null hypothesis that running a playing fast tempo (as opposed to slow) music in your store decreases sales by $100 on average. On 65 randomly selected days with fast tempo music on the average store sales is $2,345 with a sample standard deviation of 45, while on 75 randomly selected days with slow tempo music on the average store sales is $2,555, with a sample standard deviation of 65. What would be the proper t-stat for this hypothesis test?
A. 
B. 
C. 
D.
