You count the number of bacteria in 5 of the 1/400 mm2 small boxes of the central grid on the hemocytometer. Your results are: 12 cells in box #1, 17 cells in box #2, 17 cells in box #3, 14 cells in box #4, and 16 cells in box #5. You are counting a 1:10 dilution of the original sample. What is the concentration of the original culture (in cells/ml)?

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes