Which organism is able to form organized patterns of behavior through the process of integration because it has ganglia? a) grasshopper b) flatworm c) shark d) mouse

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic